题目内容
【题目】John likes ________ TV, but he must ________ his homework first. ( )
A.watch; doB.watching; doC.watching; doing
【答案】B
【解析】
情态动词must后跟动词原形。
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题目内容
【题目】John likes ________ TV, but he must ________ his homework first. ( )
A.watch; doB.watching; doC.watching; doing
【答案】B
【解析】
情态动词must后跟动词原形。