Coal burning ______ a lot of smoke and pollutes our air.

A. gives off
B. gives up
C. gives away
D. gives in
A
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科目：初中英語 來源：廣東省競賽題 題型：單選題

Coal burning ______ a lot of smoke and pollutes our air.
[     ]
A. gives off
B. gives up
C. gives away
D. gives in

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