题目内容
These American scientists arrived _________ Guangzhou late ________ night.
A. on; at B. in; at C. in; in D. at; in
答案:B
练习册系列答案
相关题目
题目内容
These American scientists arrived _________ Guangzhou late ________ night.
A. on; at B. in; at C. in; in D. at; in