问题

There is no doubt _____ we will succeed if we try our best.
A:which
B:what
C:whether
D:that
B:what
C:whether
D:that
正确答案是:
同类题型
Though the teacher is strict _____ us, she is good to us. [ ]
Excuse me, could you ____________ me a minute, please? I would like to talk to you. —Sure!
Our city is one of _________cities in china.
It rained______yesterday. And it,s very cool today.
“Friends” is really a funny TV show ______you could enjoy. It is very popular.[ ]