问题详情：
根据句意，从方框中选择恰当的短语填空，有的需要变换形式。
because of, give up, have a sore leg, keep on, have a serious accident |
1. Last month Jim ___________________ and he lost his left leg.
2. He felt bad, so he ___________________ this dancing competition.
3. The man can’t walk long because he ___________________.
4. ___________________ studying hard, and you’ll have good grades.
5. ___________________ the heavy rain, they didn’t have the sports meeting yesterday.
【回答】
1. had a serious accident 2. gave up
a sore leg 4. Keep on 5. Because of
知识点：选词填空
题型：完成句子
