试题 试卷
题型：单选题 题类：常考题 难易度：普通
仁爱科普版九年级上Unit 2 Saving the earth. Topic 3 What can we do to protectthe environment同步练习
- Yes. The bus started to move ______ I got on it.
—Oh, we won't have supper_______ your dad comes back.
—OK, I won't do that again.
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