精选优质文档-倾情为你奉上新人教版九年级第十三单元精选练习题附答案Unit 13 Were trying to save the earth.第一课时 Section A(1a2d)01 基础过关 . 根据句意及首字母提示填写单词。1. We can clearly see fish swimming at the b_ of the river.2. The girl seldom goes outside because of an u_ scar(伤疤) on her face.3. We should use cloth bags instead of paper or p_ bags.4. The villagers used to burn c_ to get warm.5. Dont l_ waste things everywhere. 用括号内所给单词的适当形式填空。6. There is a _(wood)