Question

— Clark, your room is really in a mess. It needs ________．

— Sorry, mum. I'll do it at once.

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

Answer 1

【答案】D

【解析】考查动词短语的用法。needs加了s，则说明它不是情态动词，故排除A，选项B也不符合语法，短语need to be done= need doing表示“需要被……。”所以选择D。