问题

This is a kind of effective classroom teaching ______ students learn independently and cooperatively.

A:where
B:which
C:what
D:when ;

正确答案是：

同类题型

How about Christmas evening party— I should say it was success.

Do you know ________ now in the yard

Anna, you look so tired and wet all over!—Well, you know, all morning I _______ my books tomy new office on the third floor.

It is required that the students ________ mobile phones in their school, so seldom ________ them using one.[ ]

The students are _______ to know that elephants can walk quietly on tiptoe.