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 TheairqualityofChengduatpresentisaspooras

问题详情:

 TheairqualityofChengduatpresentisaspooras

 The air quality of Chengdu at present is as poor as _____ of some western countries in the 1950s.

A. the one         B. that               C. one             D. it

【回答】

B

知识点:代词

题型:选择题

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