(   ) 3. People_____ smoke in more public places,for our government takes more measures to control cigarettes.

A.  are promised to

B.  aren't refused to

C.  are supposed to

D.  aren't allowed to

3. D be allowed to do ...意為"允許做……";由句意可知此處為否定。

題目來(lái)源：仁愛(ài)英語(yǔ)同步練習(xí)冊(cè)九年級(jí)上冊(cè)仁愛(ài)版 > Topic1 When was it invented?

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