52单词网 > 高中英语 > 高中英语题库 > The windows haven’t cleaned for a long time. They need . A. to clean B. to be cl

The windows haven’t cleaned for a long time. They need . A. to clean B. to be cl

来源:网络 时间:
The windows haven’t cleaned for a long time. They need . A. to clean B. to be cl

The windows haven’t cleaned for a long time. They need ______.

A. to clean      B. to be cleaned   C. cleaning          D. B and C

试题答案

D