夹缚松紧度应以扎带在夹板上面上下活动的标准是（）。
A.0.5cm
B.1cm
C.1.5cm
D.2cm
E.3cm
参考答案：B
给下列句子排序。
( ) Oh, no! Poor Lynn! Is she okay?
( ) Hi, Mum. Hi, Dad.
( ) She's still at school. She cut her finger.
( ) Hello, Jenny. Where is Lynn?
( ) Relax, Mum! Lynn's okay. It's only a little cut.
简述内阁组阁的原则。
