根据句意，用所给单词的适当形式填空。1.Lookatthatcatanditsfour

问题详情：

根据句意，用所给单词的适当形式填空。

1. Look at that cat and its four ____ (baby). They are happy.

2. This isn’t my bike. ____(my) is new but this one is old.

3. Why not ____(fly) a kite with us tomorrow?

4. How about ____(sing) an English song in English class?

5. They are in Class 1, Grade 8. Mr. Dong is ____(they) Chinese teacher.

【回答】

1. babies 2. Mine  3. fly  4. singing 5. their

知识点：构词法

题型：完成句子