◎ 题干
根据对话内容及方框中所给的句子补全对话.其中有一项是多余的.
A. Have you cleaned the windows yet?
B. Have you cleaned the blackboard yet?
C. Who is on duty today?
D. Have you carried some water yet?
E. Have you watered the flowers?
F. When did you do it?
A: Good morning.  Xiao Jing. __1__.
B: I am.  Mr Zhang.
A: __2__.
B: Yes, I cleaned it ten minutes ago.
A: __3__.
B: Yes, I did it half an hour ago.
A: __4__.
B: Yes. Look, they are as clean as mirrors.
A: So they are! __5__.
B: Yes, some boys helped me to get water from the well.
A: Very good, thank you, Xiang Jing.  Now, let's begin our class.
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“根据对话内容及方框中所给的句子补全对话.其中有一项是多余的.A. Have you cleaned the windows yet?B. Have you cleaned the blackboard yet?C.Who is on duty toda…”主要考查了你对  【情景交际】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。