Ⅰ. 根据句意及首字母提示完成单词（10分）
1. Eating too many c_____is bad for your teeth.
2. They are thinking about a math p_____ all the time.
3. She was still a_____ when I reached the hospital.
4. Help yourself. You can eat w_____ you like.
5. He isn’t with his sister. He wants to go home a_____.
Ⅱ. 用所给词的适当形式填空(10分)
1. Gina_____ (not have) supper yet.
2. It’s cold today;we need _____ (wear) warm clothes.
3. He tried _____ (walk) through the forest.
4. It is three years since I _____ (join) the swimming club.
