问题
Bill Gates has created a wonderful “window” ______ people can surf the Internet freely．
A:that
B:which
C:where
D:when
B:which
C:where
D:when
正确答案是：
同类题型
Danny said that he would be a doctor _______ two more years. [ ]
Our physics teacher told us that light _______ faster than sound.
English is popular around the world and most people speak it _____ a second language. [ ]
Where would you like to go? —I’d like to go .
How often do I need to feed the dog?——It___food everyday, or it will be hungry.