用括号内所给单词的适当形式填空。1.Forestscanhelppreventwaterfrom

问题详情：

用括号内所给单词的适当形式填空。

1. Forests can help prevent water from ________(run) away，so drought doesn't often happen in this area.

2. There are many ________(wolf) in the zoo.

3. Scientists didn't find anything ________(value) in this area last year.

4. Mike can't find his watch. It can ________(steal).

5. The boy is so ________(sleep) that he falls asleep during the class.

【回答】

ing　es　able　 stolen　py

知识点：构词法

题型：完成句子