twice those the 1977 survey re_选项分析_考GMAT_GMAT学习频道

语法 Sentence Correction-21078

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According to surveys by the National Institute on Drug Abuse, about 20 percent of young adults used cocaine in 1979, twice those the 1977 survey reported

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Deprofundis 2014-07-17 11:54:48

Those指代young adults。 twice the young adults the 1977 survey reported.意思显然不对

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kingkim123 2015-01-07 12:23:43

those指代歧义

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shisu0610041 2016-09-20 10:40:40

twice后面不能直接加those，可以直接加the +名词；或者 as many/much as those

本题所有选项

选项A－21076
选项B－21077
选项D－21079
选项E－21080

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语法 Sentence Correction-21078

划线句子是否正确？

正确的用户笔记

Deprofundis 2014-07-17 11:54:48

kingkim123 2015-01-07 12:23:43

shisu0610041 2016-09-20 10:40:40

本题所有选项

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