题型：情景选择 题类：常考题 难易度：普通
冀教版（三年级起点）小学英语三年级上册Unit 4 Lesson 19 Family 同步练习
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A. But you can feel it. B. Do you know anything about air? C. Because it can keep us alive. D. It also has no smell or taste. E. It has no colour or shape. |
T=Teacher S=Student
T: Hello, boys and girls. Today we are going to talk about air. {#blank#}1{#/blank#}
SI: Yes. I think I know something about air. {#blank#}2{#/blank#}
T: You're right. {#blank#}3{#/blank#}
S2: Excuse me, can we see it or feel it?
T: You cannot see it. {#blank#}4{#/blank#} It is everywhere.
S3: Why is it so important to us?
T: {#blank#}5{#/blank#}
Ss: That is amazing. We should keep the air clean.
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