30.________some English-learning website
题型:选择题
问题:
30.________some English-learning websites if you are free, and you will learn a lot about how to study English.
A.Having visited
B.To visit
C.Visiting
D.Visit
30.________some English-learning websites if you are free, and you will learn a lot about how to study English.
A.Having visited
B.To visit
C.Visiting
D.Visit