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题型：判断题 题类：常考题 难易度：普通
科普版小学英语四年级上册Lesson 5~6同步练习
—I can see some birds.
—It's on the sixth floor.
A: Why is he {#blank#}1{#/blank#}?
B: Because{#blank#}2{#/blank#}.
— No, thanks.
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