The authorities spend a lot of money______keeping the streets and parks clean.

admin2014-07-25  27

问题 The authorities spend a lot of money______keeping the streets and parks clean.

选项 A、in
B、on
C、up
D、out

答案A

解析 spend…in doing sth.是固定结构,表示“花钱或时间做某事”。
转载请注明原文地址:https://kaotiyun.com/show/12xO777K
0

最新回复(0)