问题
选择题
The bookstore has sold _______children’s books as they did last year.
A．twice as much
B．twice as many
C．as twice many
D．as twice much
答案
答案：B
考查倍数问题。本题倍数结构为：倍数 + as + adj + as，book为可数名词，故用many修饰，根据句意选择B。
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