－What’s wrong with Tom? He didn’t talk to         all the afternoon.－Oh, he failed in his exam.

There were a lot of people in the park. We had ______ to take a rest, so we got very tired.

  I hope there are enough glasses for each guest to have ______.

 ________ little children can only do________ little work. 

Jane seems strange, I find          hard to get along with her.