问题详情:
-Which invention do you like best?
-QQ.It is an invention ____________ can help us communicate with others online freely.
A.what B.that C.who
【回答】
B
知识点:定语从句
题型:选择题
问题详情:
-Which invention do you like best?
-QQ.It is an invention ____________ can help us communicate with others online freely.
A.what B.that C.who
【回答】
B
知识点:定语从句
题型:选择题