Weshouldthrowrubbishinthebinsandkeepourclassroom

问题详情：

We should throw rubbish in the bins and keep our classroom ______.

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

【回答】

*：A

解析：使我们的教室干净，整洁。keep sth. adj.形容词作宾补的用法。

知识点：动词和动词短语

题型：选择题