The rules of our school don’t allow _______ at school. That is to say, nobody is allowed _______ here.
to smoke; to B.smoking; smoking C.to smoke; smoking D.smoking; to smoke
The rules of our school don’t allow _______ at school. That is to say, nobody is allowed _______ here.
to smoke; to B.smoking; smoking C.to smoke; smoking D.smoking; to smoke
D
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