The desk that ____ clean so I could do homework was always surrounded with bowls of bad milk, old magazines and so on.

题型：单选题题类：常考题难易度：普通

2016届江苏南京市、盐城市高三第二次模拟英语卷

A、may have been B、would have been C、must have been D、should have been

举一反三

—Well，he ________ his train，or maybe overslept.

—He ________ put a lot of hard work into it.

— Oh, dear! She _______ a lot of difficulties!

—Hold out a little longer. Now that we have come so far. We ______ as well go all the way.

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