题目：
用所给词的适当形式填空。
1. Are they your _____ (brother)?
2. There are three people in _____ (Tom) family.
3. _____ (they) names are Linda and Jim.
4. Kate _____ (have) got a grandmother.
5. The old man and the old woman are my _____ (grandparent).
答案：
1. brothers 2. Tom's 3. Their 4. has 5. grandparents
