问题补充:
By the time he was seven he had learned 2000 English words.
A. as much as
B. so much as
C. as many as
D. so many as
答案:
A. as much as
B. so much as
(答案→)C. as many as
D. so many as
解析:句意:到他七岁的时候,他已经学会了差不多2000个英文单词。as much as和as many as都表示差不多,“单词”是可数名词,所以用as many as,选C。