After having the summer camp with the American students, we agree as pen friends. A. to stay in touch B. staying in touch C. stay in touch D. stayed in touch 【查看更多】

 

題目列表(包括答案和解析)

After having the summer camp with the American students, we agree ________ as pen friends.

A. to stay in touch                   B. staying in touch

C. stay in touch                       D. stayed in touch

查看答案和解析>>


同步練習(xí)冊答案