题目内容
Believe it or not, in the United States, 40% of the toys _____ are for adults.
A. sold B. selling C. to sell D. to be selling
【答案】
A
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题目内容
Believe it or not, in the United States, 40% of the toys _____ are for adults.
A. sold B. selling C. to sell D. to be selling
A