问题

a few people like traveling, for itcan increase their knowledge and broaden their _____
A:since
B:after
C:before
D:when
B:after
C:before
D:when
正确答案是:
同类题型
MrSmith was so angry at all _____ Bill was doing ______ he left
____________________________—It’s Wednesday.
Hurry. Mike! The bus is coming. —Wait a moment, please! Let me see if there’s left.
____ for a bus, I was reading a magazine
Simon likes playing ______ football but Sandy likesplaying ______ piano.