问题
The companies are working together to create ________ they hope will be the best means of transport in the 21st century.
A:which
B:that
C:what
D:who;
B:that
C:what
D:who;
正确答案是：
同类题型
for the bad weather, I would have gone for a spring outing with my classmates yesterday
I’m expecting a digital camera for long, but dad has no time to buy ______ for me.
May I smoke here— No, you ______ . This is a no-smoking room.
The lady walked around the shops, ______ an eye out for bargains. [ ]