题目

英语单项选择、最好能说明为什么
1.I want to know _____________the new mobile phone last week.A.how much she paid for B.how much will she pay for C.how much did she pay for D.how much she will pay for
2.Great changes_____________ in China in the past few years.A.have happened B.have taken place C.have been happened D.have been taken place

提问时间：2020-08-26

答案

A  . 宾语从句用陈述句语序, 排除B和C, 句中有last  week  , 要用过去时. 排除D . 故A正确.

  B   take  place  和happen  都是不及物动词, 不用被动语态,排除 C和D. 变化的发生 用 take  place .  故B正确 .