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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 4 Amazing ScienceTopic 3 China is the thirdnation that sent a person into space.同步练习
— OK.I will queue for my turn.
—It must ________ Cathy. I saw her read it just now.
—________ down on the sofa and have a rest.
— Because a boy sits ____ her, and he is very tall.
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