题目：
请用所给单词的适当形式填空。
1. A boy _____ (build) a model house this morning.
2. I enjoy _____ (fish) on Sundays.
3. Our favourite _____ (activity) are fishing,boating and skating.
4. Would you like _____ (go) fishing?
5. I have _____ (many) cards than you have.
答案：
1. built 2. fishing 3. activities 4. to go 5. more
