试题 试卷
题型：单选题 题类：常考题 难易度：普通
北师大版英语九年级全册 Unit 9 Save the Planet. Lesson 27 Tree Heroes.同步练习
fall asleep，tidy up，look out of，reach out，make noise
A. Open the book B. Put up your hand C. Sit down D. Stand up E. Draw
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