用显微镜法进行成熟纤维百分率测试时，将试验试样的所有纤维分为

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问题单项选择题

用显微镜法进行成熟纤维百分率测试时，将试验试样的所有纤维分为（）。

A.成熟纤维、不成熟纤维

B.成熟纤维、不成熟纤维、死纤维

C.正常纤维、薄壁纤维、死纤维

D.正常纤维、非正常纤维

答案

参考答案：A

补全对话，情景问答

根据下面对话内容，从A-E五个选项中，选出能填入空白处的最佳答案。

A. I'll be happy to take it.

B. Would you like to leave a message?

C. My phone number is 6085596.

D. May I speak to Mr Peter Brown?

E. I will put you through right now.

A: Hello! West Lake Hotel?

B: Yes, this is West Lake Hotel.

A: 1.

B: Room number, please?

A: Room 316.

B: 2.

A: All right.

B: I'm sorry. Mr Brown is out at the moment. 3.

A: Yes, I think I'll have a message for him.

B: OK. 4.

A: Would you ask Mr Brown to give me a ring later today? 5. My name's John Smith.

B: All right. No problem.

问答题简答题

什么是语法体系？对语法体系的分歧应采取什么态度？