用峰值骨量或正常成人骨矿密度的2个标准差来判断（） A.低骨量 B.骨质疏松症 C.

根据句意及所给的汉语提示，写出单词。

1. It is the ____ (风俗) for the Chinese to take off their shoes when they get into a hall.

2. I'm a foreigner, so I have some _____ (困难) with Chinese culture.

3. The boys are playing now. How _____ (吵闹的) they are!

4. We should know about the differences between Eastern and Western _____ (文化).

5. The tree has been _____ (死) for about one year, it is impossible to have new leaves.

6. Your words are _____ (有帮助的) to me. Thanks!

7. It is a _____ (传统) that women get married in long white dresses.

8. You always have many new ideas. I think you will have a new _____ (设计).

9. The English Channel _____ (分开) England from France.

10. She may ____ (表达) your thought.

艺术插花的表现形式有（）。

A、瓶花

B、盆花

C、钵花

D、篮花

E、壁挂花

F、吊挂花

多线蜗杆的模数=2，头数=3，则导程是（）mm。

A.5

B.6

C.18

D.18.84

企业根据金融工具确认和计量准则将持有至到期投资重分类为可供出售金融资产的，应将其账面余额大于公允价值的差额记入“( )”科目的借方。

A．资本公积

B．投资收益

C．营业外收入

D．公允价值变动损益

阴阳的指向随时而变，当阴阳合德之时，此阴具备一切的美德；如阴违背阳自立门户的时候，此阴属于邪恶之流。