天祝是甘肃唯一的（）自治县。
A.藏族
B.回族
C.保安族
D.东乡族
参考答案：A
不属于四海的内容是（）
A.髓海
B.血海
C.气海
D.精海
E.水谷之海
句型变换。
1. That is his sister. (改为一般疑问句)
_______ _______ his sister?
2. Mike is fine. (对划线部分提问)
_______ _______ Mike?
3.This is my watch. (改为复数形式)
_______ are my _______ .
4. Those are my brother's computers. (改为否定句)
_______ _______ my brother's computers.
5. photo, here,family,is my, a, of (连词成句)
_______________________________________.
