The number of smoker has fallen 30% this year, with last year. A.by; comparing B
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The number of smoker has fallen ________30% this year, ________with last year.
A.by; comparing
B.at; compared
C.by; compared
D.at; comparing
试题答案
答案:C
提示:| 与某物相比,compared with sth。以多少百分比增长或下降用by。选择C.
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