In
A. the numbers of tucks alone
B. that number of trucks alone
C. the number of trucks by themselves
D. as many trucks themselves
E. as many trucks by themselves
GWD TN24里一题,答案给的b. 没有怎么明白意思,请NN们指点下~~~
谢谢啦~~
1.twice +as many/much as
2.twice + n.~~~这里number 名词形式不用复数
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