在拉伦茨看来、法学中的类型包括（）
A.逻辑理念类型
B.规范性的平均类型
C.规范性的真实类型
D.法的构造类型
参考答案：B, C, D
单句改错。
( )1. He have some apples.
A B C D _____
( )2. I have some chickens for lunch.
( )3. My brother likes meats very much．
( )4. I want to buy some tomatos for supper.
( )5. There are some salad on the table．
拆卸转子联轴器前，应当进行哪些测量工作？
