（）表示的是个体智力在年龄组中所处的位置。
A．离差智商
B．比率智商
C．百分等
D．标准九分数
参考答案：A
I want ______ whether he's all right. [ ]
A. to know
B. know
C. knowing
D. knows
句型转换。
1. She can speak Chinese. (改为一般疑问句)
__________ Chinese?
2. She is eating an ice cream. (改为否定句)
She __________ an ice cream.
3. She has supper at home. (改为一般疑问句)
__________ supper at home?
4. Tom is writing to his friends. (对画线部分提问)
Who __________?
5. Please send me a postcard. (改为同义句)
Please send a postcard __________.
