If you had joined the chat room ten minutes ago, you _____ what we were talking about.

You ______have written such a long article. The teacher said 100 words would be enough.
A. mustn’t           B needn’t            C couldn’t         D. wouldn’t

--Can I have something to eat, Mum? I feel hungry.  
-- You ____ be hungry. You’ve just had some bread and ham. 

—______ you pass the examination on the first attempt?
—Of course. You know, I have been preparing for it for a long time.

Had Wang Ling received six more votes in the election of out class,she _____our monitor now.       

He ____ such a large house, though he was very glad.
A . need buy  B.  hadn’t bought  C shouldn’t have bought  D. needn’t have bought

You       find it so hard to write the composition now if you had observed life carefully

If you had joined the chat room ten minutes ago, you _____________what we were talking about.  

It ______ heavily when he got back home for he was wet all over．

______ him well, I would have invited him to my birthday party.