题目：
用所给词的适当形式填空。
1.All of them knew that Peter was good at_______ ( swim) . He can swim
across the river easily.
2. She came from a village school, so her English_______ ( listen) was very bad.
3. It's not right for me_______(tell) him the bad news.
4. _______ ( fortunate ) she caught the last bus and got home before
midnight.
5. Our English teacher teaches_______( good) than their English teacher.
答案：
1. swimming 2.listening 3.to tell 4. Fortunately 5. better
