He spent a large of money on his books.A. dealB. plentyC. numberD. amount

问题补充：

He spent a large of money on his books.

A. deal

B. plenty

C. number

D. amount

答案：

A. deal

B. plenty

C. number

(答案→)D. amount

解析：a large amount of money 大量的钱，很多钱。