题目内容
【题目】It's my turn _______ the blackboard today.
A.clean
B.to clean
C.cleaning
D.cleaned
【答案】B
【解析】句意：今天轮到我擦黑板。根据句型It's one's turn to do sth轮到某人做某事，故此处用动词不定式to clean，故选B。
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题目内容
【题目】It's my turn _______ the blackboard today.
A.clean
B.to clean
C.cleaning
D.cleaned
【答案】B
【解析】句意：今天轮到我擦黑板。根据句型It's one's turn to do sth轮到某人做某事，故此处用动词不定式to clean，故选B。