. ---Professor Wang is said in New York. ---No wonder he knows a lot about America.A. to
. ---Professor Wang is said in New York. ---No wonder he knows a lot about America.A. to
发布时间：2020-08-16 11:59:05
. ---Professor Wang is said in New York. ---No wonder he knows a lot about America. A. to study B. to have studied C. to be studying D. that he is studying
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A. to study (答案→)B. to have studied C. to be studying D. that he is studying 解析：可联系答.案.网客服索取。