1 . 英汉互译
1. observe carefully________
2. avoid doing sth.________
3. be/ stay seated________
4. falling objects________
5.________ 常见问题
6.________ 光年
7.________ 可观测宇宙
1. observe carefully
2. avoid doing sth.
3. be/ stay seated
4. falling objects
5.
6.
7.
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2022-09-19更新
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27次组卷
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4卷引用:北师大版2019 必修二 Unit5 Writing Workshop-Reading Club 2