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1、人教版精品英語資料（精校版） 題型專項(xiàng)突破-Unit3完形填空（未來生活篇） 一、完形填空 閱讀下面短文，從短文后各題所給的四個(gè)選項(xiàng)（A、B、C和D)中，選出可以填入空白處的最佳選項(xiàng)。 Mars is not, it seems, the dry old planet we once believed __ (1) _. Astronauts who are __ (2)_ to go there in the next decade may find plenty __ (3)__ water to slake(消除) their thirst. And with

2、water present the __ (4) _ of finding some sort of life on Mars are __ (5)__ brighter. This is the view of forty geologists： who have been analyzing __ (6)__ of pictures and other scientific __ (7)__ obtained by robot explorers in the sixties and seventies. To begin with, scientists thought the Re

3、d planet was as __ (8)__ as the Moon __ (9)__ dust storms swirling over vast sandy _ (10)__. But now the picture is very different (11) __mountains and valleys carved by_ (12) _ glaciers and rivers rushing and rumbling deep underground. In a report on the analysis of the Martian pictures Dr. Michae

4、l Car of the U. S. Geological Survey comments： “I am convinced__ (13)__ lots of water on Mars. ” Any surface water will be in the__ (14)__of ice. But it could save explorers from__ (15)__ to take so much __ (16)__ with them. The report says__ (17)__Mars probably had a warmer climate in ages__ (18)

5、__ due to its axis (軸) having been more tilted(傾斜的) towards the sun. __ (19)__signs of plant or animal life have been detected by instruments landed on Mars, __ (20)__ the landing vehicles have been sent there for a few years. (1) A. it is B. it C. it to be D. was (2) A. expected B. hope

6、d C. required D. sent (3) A. to B. of C. more D. in (4) A. chances B. openings C. occasions D. possibility (5) A. quite B. very C. much D. more (6) A. a few B. many C. thousand D. thousands (7) A. skills B. news C. intelligence D. information (8) A. peace

7、ful B. quiet C. lifeless D. dead (9) A. of B. with C. for D. through (10) A. deserts B. mountains C. rivers D. seas (11) A. from B. between C. for D. with (12) A. energetic B. great C. heavy D. powerful (13) A. there’s B. there’re C. here’s

8、 D. here’re (14) A. appearance B. way C. form D. shape (15) A. have B. having C. carry D. carrying (16) A. water B.ice C. equipment D. oxygen (17) A. what B. if C. how D. that (18) A. pass B. past C. ago D. before (19) A. Not B. No C.

9、Nor D. Never (20) A. probably B. perhaps C. supposed D. although 參考答案： (1) C此處為定語從句，關(guān)系代詞省略了，在從句中作表語，根據(jù) once 可排除A項(xiàng)。 (2) A 句意：在下下一個(gè)十年有望登上火星的宇航員也許會(huì)找到大量的水來消除這里的干渴。expect意為“期盼;預(yù)測”，常與不定式連用。 (3) B plenty of意為“大量的”。 (4) A 句意：有了水，在火星上找到某種生命的機(jī)會(huì)就更大了。根據(jù)系動(dòng)詞are可排除

10、possibility。chance 意為“可能性;機(jī)會(huì)”。 (5) C much修飾比較級，表示“……得多”。 (6) D 此處表示“很多照片”，many修飾可數(shù)名詞復(fù)數(shù)，表示“很多”。 (7) D 地質(zhì)學(xué)家研究分析的應(yīng)該是在六七十年代由機(jī)器人獲取的火星的一些“信息”。 (8) C 一開始，科學(xué)家認(rèn)為火星和月球一樣是有生命存在的。 (9) B 作定語修飾月球，表示月球上有沙塵暴。 (10) A 根據(jù)sandy可知，此處指沙漠。 (11) D 作定語修飾picture，表示圖片上有被冰川沖刷形成的山谷。 (12) D 修飾glaciers and rivers，因?yàn)闆_刷成了山

11、谷的形狀，故用powerful修飾。 (13) A 句意：我確信火星上有很多水。water 為不可數(shù)名詞，故there be句型應(yīng)該用there is形式。 (14) C in the form of意為“以……形式”。句意：任何表面水都是以冰的形式存在的。 (15) B 句意：這樣可使探險(xiǎn)者不用再攜帶很多水登上火星了。From是介詞，后為動(dòng)名詞形式，表示“攜帶”。 (16) A 根據(jù)上文內(nèi)容可知此處指水 (17) D報(bào)告說，在多年前，火星可能更溫暖，因?yàn)閮A斜的角度更大。that在從句中不作成分。 (18) B 此處表示多年之前。 (19) B 句意：通過火星上的設(shè)備沒有找到有生命的跡象。修飾名詞，表示“沒有”應(yīng)用no。 (20) D 根據(jù)句意及句子結(jié)構(gòu)可知，此處引導(dǎo)讓步狀語從句。