資源簡介 / 讓學習更有效 新課備課備考 | 英語學科2025年仁愛科普版九年級英語上冊核心考點精講精練Unit 2 Saving the Earth核心詞匯1. 環(huán)境問題類單詞 音標 中文 相關現(xiàn)象deforestation /di f r ste n/ 森林砍伐 habitat lossocean acidification / n s d f ke n/ 海洋酸化 coral bleachingmicroplastics / ma kr pl st ks/ 微塑料 food chain contamination2. 環(huán)保措施類單詞 音標 中文 實施方式carbon sequestration / kɑ b n si kw stre n/ 碳封存 afforestation projectsupcycling / psa kl / 升級改造 turn waste into artpermaculture / p m k lt r/ 永續(xù)農(nóng)業(yè) sustainable farming3. 生態(tài)保護類單詞 音標 中文 保護對象biodiversity hotspot / ba da v s ti h tsp t/ 生物多樣性熱點 endangered speciesrewilding / ri wa ld / 野化工程 reintroduce native species核心短語1、leave no trace無痕行動Campers should practice leave no trace principles.2、carbon footprint碳足跡Reduce your carbon footprint by biking.3、tipping point臨界點The Arctic is reaching a climate tipping point.4、greenwashing漂綠行為Beware of companies engaged in greenwashing.核心句型1. 問題嚴重性 ...has reached alarming proportionsPlastic pollution has reached alarming proportions. Unless..., ...will...Unless emissions are cut, glaciers will disappear.2. 解決方案 The key lies in...The key lies in circular economies. ...holds promise for...Algae farming holds promise for carbon capture.3. 呼吁行動 It falls upon... to...It falls upon our generation to reverse the damage. Every... countsEvery recycled bottle counts.語法聚焦1. 條件句(環(huán)保后果)類型 結(jié)構(gòu) 例句Zero If + 現(xiàn)在時, 現(xiàn)在時 If permafrost melts, methane is released.First If + 現(xiàn)在時, will + 動詞 If we act now, future generations will benefit.2. 現(xiàn)在完成時(持續(xù)影響) have/has + 過去分詞 (since/for)Sea levels have risen 20cm since 1900.3. 被動語態(tài)(客觀描述) be + 過去分詞 (by...)Millions of trees are planted annually (by volunteers).1.The boss made child laborers ________12 hours every day.A.working B.works C.work D.to work2.He says he America twice.A.has been in B.has been to C.has gone to3. less pollution, the earth will become and our people's health will be .A.By; green; goodB.With; greener; betterC.In; greener; better4.—Does _________ know the answer to the question —Me.A.everybody B.a(chǎn)nybody C.somebody5.—Is the flower beautiful —Yes, at _______ it's _______ the one you bought for me.A.last; as bad as B.least; no better thanC.last; not better D.least; no worse than6.—Hi, Bob! I can't find my story book. Have you seen it —Sorry, I haven't. Why not ask Jim Perhaps he's seen it _____.A.a(chǎn)nywhere B.everywhere C.somewhere7.If you want to be a green person, you ought __________ energy and ______ air pollution.A.to save; reduce B.saves; reduces C.saved; reduced8.This kind of flower looks , but smells .A.nice; terrible B.well; terribly C.well; bad D.better; worst9.—Can't you stop _____ so much noise —I'm terribly sorry for giving you so much trouble.A.making B.made C.to make10.A dog will love you faithfully and bring you happiness for years.A.lots of B.many C.a(chǎn) little D.a(chǎn) few11.This kind of flower looks , but smells .A.nice; terribleB.well; terriblyC.well; bad12.—Mum, I'm hungry. Is there _______ to eat —Yes, you can have some hamburgers on the table.A.something B.nothing C.a(chǎn)nything13.—I have great _______ in finishing the task by myself. Could you help me —No problem.A.fun B.success C.difficulty14.Don't give up _____ you will never succeed.A.a(chǎn)nd B.or C.while15.—Do you mind my smoking here —______. Look at the sign. It says" NO Smoking".A.Of course not B.No, I don'tC.You'd better not D.If you like, you can.16.—Working in noisy conditions for a long time is bad for our hearing.—I agree with you. It may make people go .A.sour B.deaf C.grey17.Hurry up, _______ you will miss the train.A.a(chǎn)nd B.so C.however D.or18.The wind was blowing strongly. ________ people walked in the street.A.Little B.A little C.Few D.A few19.Don't make so much noise, or you'll your neighbors.A.hurt B.cheer C.disturb20.John is a thief. You'd better stay away from him.A.no less than B.a(chǎn)s well as C.no better than D.a(chǎn)s long as21.—It snowed heavily last night. Is everyone in our class here today —Yes, and ____of us was late for school this morning.A.none B.neither C.call D.either22.There was a rainstorm yesterday. The flood _______ the old bridge over the small river.A.washed away B.went awayC.kept away D.ran away23.If we continue to be their cry for help, things are sure to go from bad to worse.A.interested in B.pleased with C.close to D.deaf to24.Burning gas, oil and coal air pollution and it can also some illness.A.creates; cause B.created; cause C.created; causes25.Dick and Bob are twin brothers. Dick likes reading novels after school ________ Bob likes basketball.A.or B.if C.while D.so26.Though he _______ the book three times, he hopes to read it again.A.read B.reads C.has read D.would read27. less pollution, the earth will become and our people's health will be .A.By; green; good B.With; greener; betterC.In; greener; better D.On; greenest; best28.—How long has Li Ming _______ the car —For about five years. But it still looks quite new.A.bought B.borrowed C.had D.sold29.—Excuse me, look at the sign NO PHOTOS!—Sorry, I ____ it.A.don't, see B.didn't see C.haven't seen30.His actions made me ____angry ____say a word.A.so that B.enough to C.too not D.too to31.—There's _______ in today's newspaper. You should read it.—OK!A.new nothing B.nothing newC.new something D.something new32.There is pollution in the world. We must stop it.A.much too B.too much C.many too D.too many33.— ______ interesting book! Could you lend it to me —No problem.A.What B.What a C.What an D.How34.Cross the road carefully, _______ you'll keep yourself safe.A.so B.or C.a(chǎn)nd35.——I've got a pain in my throat.A.What's matter with you B.What's for C.What's wrong with you 36.You ought to return the book to the school library _____. Other students will borrow it.A.a(chǎn)t times B.in timeC.on time D.a(chǎn)t the same time37.The little boy is only six years old, _____he can make wonderful model cars .A.so B.or C.but D.a(chǎn)nd38.My parents are ________ doctors.A.both B.a(chǎn)ll C.either D.neither39.About 75 percent of the students can go swimming _____ the rest can't.A.while B.a(chǎn)nd C.so40.—You look very happy!—Jim says I am pretty. _____has ever told me that before.A.Somebody B.Anybody C.Nobody41.Look! There are some boys ________ on the playground.A.play football B.a(chǎn)re playing footballC.playing football D.plays football42.After winter vacation,students usually ______ some weight when they return to school.A.put away B.put up C.put on43.Julia isn't going to the cinema with us because she _________ the film.A.sees B.saw C.will see D.has seen44.It's a good song, _____ the lyrics(歌詞)are not good enough.A.which B.a(chǎn)lthough C.a(chǎn)nd45.I really enjoyed your speech, _______ there were some parts I didn't quite understand.A.though B.for C.until46.I met my teacher _____ I was walking in the street.A.before B.while C.until47.— How long ________ you ________ here — For about two years so far.A.have; studied B.did; live C.do; stay D.were; swimming48.The story _____ ten years ago.A.started B.took C.took place49.We have known each other ________ ten years ago.A.for B.ever C.a(chǎn)bout D.since50.Our rain forests are ______, so we should protect them .A.dangerous B.in danger C.invisible D.in safety參考答案及試題解析1.C【解析】句意:老板讓童工每天工作12小時。make sb do sth,讓某人做某事,固定搭配,故選C。【點評】考查固定搭配,注意識記make sb do sth的用法。2.B【解析】句意:他說他去過美國兩次。A. 在某地待了一段時間(或處于某種狀態(tài)),后常接時間段;B.去過(已經(jīng)回來了);C.去了(還沒回)。根據(jù)時間狀語twice兩次,可知是去了已經(jīng)回來了,應用has been to。故選B。【點評】考查現(xiàn)在完成時。注意熟記have/has been to和have/has gone to的區(qū)別用法。3.B【解析】句意:有污染越少,地球就會越綠,人們的身體健康就會越好。with有,介詞,by通過,介詞,in用,介詞。greener更綠的,形容詞比較級;good好的,形容詞原級;better更好的,形容詞比較級;根據(jù)less可知用比較級,排除A。 根據(jù)lesspollution更少的污染,所以地球更綠色,人們更健康,用比較級,排除A/D;根據(jù)in在……里,with有,by通過,on在……上;根據(jù)句意可知是有更少的污染;故選B。【點評】考查介詞辨析和形容詞辨析,理解句意。4.B【解析】句意:——有人知道這個問題的答案嗎?——我知道。A每個人,B任何人,用于疑問句,C某個人,這是一般疑問句,故用anybody,故選B。【點評】考查代詞辨析,注意識記anybody的用法。5.D【解析】句意:—這花兒美嗎?—是的,至少它不必你給我買的那支差。短語:at last最后;at least至少;as bad as和……一樣差;no better than不比……好;no worse than不比……差。根據(jù)句意,故答案為D。【點評】考查短語辨析,理解句意,根據(jù)語境判斷。6.C【解析】句意:——你好,鮑勃!我找不到我的故事書。你看過嗎?——對不起,我沒有。為什么不問問吉姆呢?也許他在什么地方見過。somewhere,在某處,anywhere,在任何一個地方,everywhere,各處,根據(jù)找不到我的故事書和he's seen it,可知用于肯定句,表示在某處,故選C。【點評】考查副詞辨析,注意識記 somewhere的用法。7.A【解析】句意:如果你想成為一個綠色的人,你應該節(jié)約能源,減少空氣污染。ought to do sth應該做某事;and前后要使用平行結(jié)構(gòu),故選A。【點評】考查動詞的形式辨析。8.A【解析】句意:這種花兒看起來不錯,但是聞起來很難聞。 look看起來;smell聞起來。兩個詞都是感官動詞,后接形容詞作表語。故選A。【點評】考查形容詞副詞辨析。9.A【解析】句意:——你能不能別這么吵?——我很抱歉給你添了這么多麻煩。A動名詞,B過去式,C不定式,stop doing sth,停止做某事,stop to do sth,停下來去做某事,根據(jù)你添了這么多麻煩,可知是停止吵鬧,故用stop doing,故此處動名詞,故選A。【點評】考查動名詞,注意識記stop doing sth的用法。10.A【解析】句意:狗會忠實地愛你,并為你帶來很多幸福。lots of許多,修飾可數(shù)名詞復數(shù)和不可數(shù)名詞,many許多,修飾可數(shù)名詞復數(shù),a little一點兒,修飾不可數(shù)名詞,a few幾個,修飾可數(shù)名詞復數(shù),根據(jù)后面happiness幸福,不可數(shù)名詞,根據(jù)前面A dog will love you faithfully狗會忠實地愛你,可知,此處應該是”狗帶給你很多幸福“,符合語境,故選:A。【點評】考查詞語辨析。注意識記lots of,many,a little和a few詞義及用法,根據(jù)語境選擇合適的答案。11.A【解析】句意:這種花看起來不錯,但聞起來很難聞。nice不錯的,形容詞;well好地,副詞;terrible糟糕的,形容詞;terribly糟糕地,副詞;bad壞的,形容詞。look"看起來"和smell"聞起來,都是感官動詞,后接形容詞作表語。故選A。【點評】考查詞性辨析。注意熟記感官動詞后接形容詞作表語。12.C【解析】句意:——媽媽,我餓了。有什么吃的嗎?——是的,你可以在桌子上吃一些漢堡包。A某東西,用于肯定句,B沒有,C任何東西,用于一般疑問句中,根據(jù)下句的Yes可知上文問一般疑問句,故用anything,故選C。【點評】考查代詞辨析,注意識記anything的用法。13.C【解析】句意:——獨自完成這任務我有很大的困難。你能幫我嗎?——沒問題。Fun樂趣;success成功;difficulty困難。have difficulty in doing sth.做某事有困難,固定搭配,故選C。【點評】考查名詞辨析,首先識記名詞詞義,然后識記固定搭配have difficulty in doing sth.。14.B【解析】句意:不要放棄,否則你永遠不會成功。A并且,B否則,C當......的時候,否定祈使句+or+將來時,是固定句型, 該句型表示如果做不到某事,就會有后面句子表示的結(jié)果 ,故選B。【點評】考查連詞辨析,注意識記否定祈使句+or+將來時的用法。15.C【解析】句意:——你介意我在這里抽煙嗎?——你最好不要,看這個標志,上面寫著“禁止吸煙”。A當然不介意,B不,我不介意,C你最好不要,D如果你喜歡,你可以,根據(jù)禁止吸煙,可知是你最好不要吸煙,故選C。【點評】考查情景交際,注意識記You'd better not的用法。16.B【解析】句意:——長時間在嘈雜的環(huán)境中工作對我們的聽力有害。——我同意你的觀點。它可能會讓人變聾。A.酸的;B.聾的;C.灰色的。根據(jù)Working in noisy conditions for a long time is bad for our hearing.長時間在嘈雜的環(huán)境中工作對我們的聽力有害,可知可能會讓人變聾,go deaf變聾,固定搭配,故選B。【點評】考查形容詞辨析,首先識記形容詞詞義,然后根據(jù)關鍵詞句Working in noisy conditions for a long time is bad for our hearing.確定形容詞。17.D【解析】句意:快點,否則你會趕不上火車的。and,并且,so,所以,or,或者,否則,however,然而,祈使句+or+將來時,or意為“否則”,故選D。【點評】考查連詞辨析,注意識記祈使句+or+將來時的用法。18.C【解析】句意:風刮得很大,街上很少人。a little,修飾不可數(shù)名詞,少許,a few,修飾名詞復數(shù),幾個,little,修飾不可數(shù)名詞,沒有,few,修飾名詞復數(shù),很少,people是名詞復數(shù),根據(jù)風刮得很大,可知街上沒人,故表示否定用few修飾名詞復數(shù),故選C。【點評】考查代詞辨析,注意識記little,a little,few以及a few的詞義和不同用法。19.C【解析】句意:不要發(fā)出太大聲音,不然會吵到鄰居的。A.傷害;B.使振奮;C.打擾。根據(jù)Don't make so much noise不要發(fā)出太大聲音,or否則,neighbor鄰居,結(jié)合選項可知是打擾到鄰居,故選C。【點評】考查動詞辨析,首先識記動詞區(qū)別,然后根據(jù)前后句句意確定動詞。20.C【解析】句意:John還比不上一個賊,你最好離他遠點兒。A項意為“至少,不少于”;B項意為“除了(還)”;C項意為“不比…好;幾乎與…一樣糟”;D項意為“與……一樣長;只要”。由題意可知選C。【點評】考查短語辨析。21.A【解析】句意: ——昨晚雪下得很大,今天我們班的每個人都在嗎?——是的,今天早上我們中沒有人上學遲到。A沒有,B兩個都不,C兩個都,D要么,表示兩者,根據(jù)everyonein our class可知,此處表示三者以上,故是none,故選A。【點評】考查代詞,注意none的用法。22.A【解析】句意:昨天有一場暴風雨。洪水沖走了小河上的舊橋。wash away沖走;go away離開;keep away使遠離;run away逃跑。根據(jù)句意,故答案為A。【點評】考查動詞短語辨析,熟記與away構(gòu)成的動詞短語,在理解句意的基礎上判斷答案。23.D【解析】句意:如果我們繼續(xù)不理會他的求助,事情肯定會越來越糟。A項意為“對……感興趣”;B項意為“對……感到滿意”;C項意為“在……附近”;D項意為“不愿聽;不肯聽取;對……充耳不聞”。由句意“事情肯定會越來越糟”,可知選D。【點評】考查短語辨析。24.A【解析】句意:燃燒天然氣、石油和煤炭會造成空氣污染,也會導致一些疾病。creat造成,實義動詞,單三式是creates,過去式是created,時態(tài)是一般現(xiàn)在時,主語是不可數(shù)名詞,所以用creates,排除B、C,cause導致,實義動詞,單三式是causes,情態(tài)動詞can后面用動詞原形,所以用cause,故選A。【點評】考查動詞辨析,首先識記動詞詞義及區(qū)別,然后注意句子時態(tài),最后識記情態(tài)動詞后面用動詞原形。25.C【解析】句意:迪克和鮑勃是孿生兄弟,迪克喜歡放學后看小說,而鮑勃喜歡籃球。or或者,表示選擇;if如果,表示條件;while然而,表示對比的轉(zhuǎn)折;so所以,表示因果。根據(jù)兩句的關系可知表示對比,故答案為C。【點評】考查連詞辨析。熟記單詞,理解句意,根據(jù)前后的邏輯關系判斷答案。26.C【解析】根據(jù)he hopes to read it again可知前半句意為“雖然這本書他已經(jīng)看了三次”,用現(xiàn)在完成時。27.B【解析】句意:有了更少的污染,地球?qū)⒆兊酶G,我們?nèi)藗兊慕】祵谩y通過;with有;in在里面;on在上面;與less相呼應,故用比較級,故選B。【點評】考查介詞辨析和比較級。28.C【解析】句意:—李明買這輛車有多久了?—大約5年。但是它看起來還很新。for+時間段表示動作的持續(xù),句中謂語用延續(xù)性動詞,buy、borrow和sell均為短暫性動詞,只有have是延續(xù)性動詞,故答案為C。【點評】考查短暫性動詞與延續(xù)性動詞的區(qū)別。29.B【解析】句意:——對不起,請看"禁止拍照"標志!——對不起,我沒看到。A.沒看見,一般現(xiàn)在時;B.沒看見,一般過去時;C.還沒看見,現(xiàn)在完成時。根據(jù)look at the sign NO PHOTOS! 請看"禁止拍照"標志!可知說話人在對方說話前沒有看見標牌,用一般過去時。故選B。【點評】考查一般過去時。注意根據(jù)語境判斷句子的時態(tài),選擇動詞的正確形式。30.D【解析】句意: 他的行為讓我太生氣了一句話也說不出來。A目的狀語從句引導詞,為了,B足夠做某事,D太......而不能做某事,此處表達太生氣了一句話也說不出來,故用too...to do句型 ,故選D。【點評】考查短語辨析,注意識記too...to do的用法。31.D【解析】句意:—今天的報紙上有些新東西,你應該看看。—可以。something是不定代詞,形容詞修飾不定代詞要后置。根據(jù)句意,故答案為D。【點評】考查形容詞修飾不定代詞的位置,記住基本規(guī)則:形容詞修飾不定代詞要后置。32.B【解析】句意:世界上污染太多了。我們必須阻止它。much too實在太,很,修飾形容詞或副詞原級,too much太多,修飾不可數(shù)名詞或者實義動詞,many too沒有這種用法,too many太多,修飾可數(shù)名詞復數(shù),根據(jù)后面pollution污染,不可數(shù)名詞,排除答案A、C和D,故選:B。【點評】考查短語辨析。注意識記much too, too much和too many詞義及用法,根據(jù)語境選擇合適的答案。33.C【解析】句意: ——多么有趣的書!你能借給我嗎?——沒問題。根據(jù)形容詞+名詞單數(shù)的語序,可知是感嘆句,what+不定冠詞,感嘆名詞單數(shù),interesting是以元音音素開頭的單詞,故不定冠詞是an,故選C。【點評】考查感嘆句,注意what+不定冠詞引導感嘆句的用法。34.C【解析】句意:小心過馬路,就能使你安全。so意為"因此",表示結(jié)果;or意為"或者;否則";and意為"和;又",表示并列 。祈使句,or+表示將來的簡單句,為固定結(jié)構(gòu), 該句型表示如果做到某事,就會有后面句子表示的結(jié)果,故選C。【點評】考查連詞辨析,注意識記and+表示將來的簡單句的用法。35.A【解析】句意:——你怎么了?——我喉嚨痛。A.你怎么了?(身上發(fā)生了什么事?)B.為了什么?C.你怎么了?(遇到什么不對的事?)根據(jù)答語 I've got a pain in my throat. 我喉嚨痛,可知應是身上發(fā)生的事,應用 What's matter with you 故選A。【點評】考查情景交際。注意熟記 What's matter with you 和 What's wrong with you 兩個問句的區(qū)別。36.C【解析】句意:你應該按時把書還給學校圖書館。其他學生會借用它。at times有時,in time及時,on time按時,at the same time同時。根據(jù)return the book to the school library,可知是按時還書,故選C。【點評】考查短語辨析,注意識記on time的用法。37.C【解析】句意: 這個小男孩只有六歲,但是他能做出很棒的汽車模型。A所以,B或者,C但是,D并且,只有六歲和做出很棒的汽車模型,兩句話之間是轉(zhuǎn)折關系,故用連詞but ,故選C。【點評】考查連詞,注意識記but的用法。38.A【解析】句意:我的父母都是醫(yī)生。both,兩個都,all,全都,表示三者以上,either,要么,表示兩者之一,neither,兩個都不,根據(jù)parents are可知,是兩個都,故選A。【點評】考查代詞辨析,注意識記both,all,either和neither的不同用法。39.A【解析】句意:大約75%的學生可以去游泳, 而剩下的不能。while然而;and并且;so 所以。故選A。【點評】考查連詞辨析。40.C【解析】句意:——你看起來很高興!——吉姆說我很漂亮。從來沒人跟我說過。somebody,某人;anybody,任何人,nobody,沒有人,根據(jù)ever,before,可知用否定詞,表示之前從未,故選C。【點評】考查代詞辨析,注意識記nobody的用法。41.C【解析】句意:看!有一些男孩在操場上踢足球。固定句型,There is/are sb. doing sth.,有人正在做某事,后面用現(xiàn)在分詞,play,玩,現(xiàn)在分詞為playing,故選C。【點評】考查固定搭配。掌握句型There is/are sb. doing sth.詞義和用法。42.C【解析】句意:冬季假期后,當他們回到學校時學生們通常都增些重。A.put away放到一邊, B.put up張貼,C.put on增加。weight體重,結(jié)合選項可知講的是增加體重,put on weight,故選C。【點評】考查短語辨析,首先識記短語辨析,然后根據(jù)關鍵詞weight確定。43.D【解析】考查動詞時態(tài)。句意為“Julia將不去電影院了,因為她看過這部電影了”。這表明過去“看”的動作對現(xiàn)在造成了結(jié)果,用現(xiàn)在完成時,故選D。44.B【解析】句意:這是一首好歌,盡管歌詞不夠好。A哪個,B盡管,C并且,歌詞不是很好,是一首好歌,可知表示讓步,故用although引導讓步狀語從句。故選B。【點評】考查連詞辨析,注意識記although的用法。45.A【解析】句意:我的確喜歡你的演講,雖然有些部分我不是很懂。though,盡管;for,為了;until直到……為止,根據(jù)我的確喜歡你的演講,有些部分我不是很懂,可知表示讓步關系,故用連詞though引導讓步狀語從句,故選A。【點評】考查連詞的用法辨析,注意識記though的用法。46.B【解析】句意:我在街上走的時候遇到了我的老師。A之前,B當......的時候,C直到,根據(jù)was walking,可知while強調(diào)我在街上走的時候,發(fā)生了另一個動作,表示同時。故選B。【點評】考查連詞辨析,注意識記while的用法。47.A【解析】句意:——你在這里學習多長時間了?——到現(xiàn)在大約兩年了。根據(jù)how long,可知是提問一段時間,時態(tài)為現(xiàn)在完成時,故選A。【點評】考查現(xiàn)在完成時,注意識記現(xiàn)在完成時的用法。48.C【解析】句意:這個故事發(fā)生在十年前。A開始,B拿,C發(fā)生,根據(jù)story,可知是故事發(fā)生在......,故選C。【點評】考查動詞辨析,注意識記took place的用法。49.D【解析】句意:我們自從十年前就互相認識了。根據(jù)have known,可知時態(tài)為現(xiàn)在完成時,since+一段時間+ago,用于現(xiàn)在完成時,表示動作從過去持續(xù)到現(xiàn)在,故選D。【點評】考查介詞辨析,注意識記since的用法。50.B【解析】句意: 我們的雨林處于危險中,所以我們應該保護它們。A有危險,B處于危險中,C無形的,D安全地,根據(jù)我們應該保護它們,可知是處于危險中,故選B。【點評】考查短語辨析,注意識記in danger的用法。21世紀教育網(wǎng)(www.21cnjy.com) 展開更多...... 收起↑ 資源預覽 縮略圖、資源來源于二一教育資源庫