问题
This is a kind of effective classroom teaching ______ students learn independently and cooperatively.
A:where
B:which
C:what
D:when ;
B:which
C:what
D:when ;
正确答案是:
同类题型
It was in the lab, ________ was taken charge of by Professor Curie, _______ they did the experiment.
His plan was such a good one ______ we all agreed to accept.
.I have just come in to see if I can be_________ any assistance to them.
The number of people present at the concert was ________ than we expected.