超常儿童是指智商高于多少的儿童?()
A.100
B.110
C.120
D.150
参考答案:C
What does your mother do?[ ]
A. She's a singer.
B. He's an actor.
- _____________ will the students be back from Qufu?-In about half an hour,I think. [ ]
A. How far
B. How long
C. How soon
D. How often