问题
Today, we’ll discuss a number of cases ____ parents have much difficulty in communicatingwith their children[ ]
A: which
B: that
C: where
D: why
B: that
C: where
D: why
正确答案是：
同类题型
She could have given us a better impression，but she ______ a very short mini skirt
What did the teacher say to you just now— She asked me _______________.
How will your father go to Shanghai tomorrow—I don’t know ____ .
Look at those students. ______ hard-working they are!
What good boys they are! They listen to the report carefully ______.