—You should have thanked her before she left.—I meant ________, but when I was l
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—You should have thanked her before she left. —I meant ________, but when I was leaving I couldn’t find her anywhere.A.to do | B.to | C.doing | D.to have done |
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答案
B |
解析
试题分析:这是一组对话。上文,你应在走之前感谢她。下文,我打算这样做,但是当我要离开时去找不到她。这是动词不定式的省略形式,后面的do sth一起省略,这里必须要用mean to do而不是doing(前者是“打算做某事”,后者“意思是,意味着”,意思不对)。A的do是一个实义动词,需要加宾语sth,动词不定式的省略是到to为止的(有时表示过去要加上have),后面的do sth要一起省。 点评:为了避免重复,省略句子中的一个或几个成分,这种语法现象称为省略。不定式的省略一般有三种常见形式:省略动词原形而保留符号to 、省略不定式符号to和省略整个带to不定式。 |
举一反三
Not until his mother came back_______.A.he began to do his homework | B.had he began to do his homework | C.he had begun to do his homework | D.did he begin to do his homework |
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When _______a hand, one should say “Thank you” or “It’s very kind of you.”A.offered | B.to offer | C.to be offered | D.offering |
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At the meeting place of the Yangtze River and the Jialing River________,one of the ten largest cities in China A.lies Chongqing | B.Chongqing lies | C.doer lie Chongqing | D.doer Chongqing lie |
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Not until actually ________ with water shortage ________ appreciate the value of water to a region.A.facing; one can | B.faced; can one | C.faced; one cannot | D.facing; cannot one |
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Her pronunciation is as good as, if ____than, her teacher"s.A.no better | B.not better | C.no good | D.not good |
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