572] He asked several questions the professor who gave us a lecture the balance of nature. [译文] 他经常问老教授问题.那个给我们讲大自然平衡的教授. A. with; for B. from; of C. to; about D. of; on [答案及简析] D. ask表示"提出请求或问题"时.其间接宾语可用of引出. 查看更多

 

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