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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 2 Saving the earth. Topic 3 What can we do to protectthe environment同步练习
— _____ my dad ______ my mom likes it. They both prefer classical music.
—It's Ann's.
— Oh, he is very kind ________ he looks very serious.
—Because their parents are _____ busy _____ they have little time to stay with their children.
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