I think ________ our duty to keep our environment clean and tidy.

A. that

B. this

C. it's

D. one

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科目：初中英語(yǔ) 來(lái)源： 題型：013

梇ou haven't said a word about my new coat, Brenda. Do you like it？

桰'm sorry I ________ anything about it sooner. I certainly think it's pretty on you.

A. wasn't saying

B. don't say

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科目：初中英語(yǔ) 來(lái)源： 題型：013

梇ou don't like rock music, do you?

　　梍_______. I think it is too noisy.

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