试题 试卷
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
— Certainly.
— Yes, I ___________, and it won't take long.
—Here you are．
That boy {#blank#}1{#/blank#} {#blank#}2{#/blank#} {#blank#}3{#/blank#}.
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