问题 填空题

根据句意及首字母提示完成下列句子。

1. Columbus d _____ America in 1492.

2. Gradually a smile a _____ on her face.

3. We should protect e _____ animals.

4. Some of the swamps have become p _____ .They are dirty now.

5. It's popular for city people to spend their vacation in the village with the v _____ .

答案

1. discovered    2. appeared    3. endangered    4. polluted    5.villagers

判断题
单项选择题