My brother tried , but still he couldn't work out this maths problem.A. a great deal ofB.

发布时间：2020-08-15 02:03:05

My brother tried     , but still he couldn't work out this maths problem.
A. a great deal of
B. a great deal
C. a number of
D. lots of

网友回答

A. a great deal of
(答案→)B. a great deal
C. a number of
D. lots of
解析：ACD三项中的of后应跟一名词,所以只有B符合题意.
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