选句子，写序号。

1. It doesn 't matter.

2. This green is too light.

3. Other colors?

4. What about the red one?

5. What size do you want?

A: Good morning, sir. Can I help you?

B: Yes, please. I'd like to buy a coat. 

A: ___________________________

B: Size (尺码) 40. 

A: All right. ___________________________

B: I don't like red. Do you have any other (其他的) colors?

A: _______________________What colors do you like?

B: I like green. 

A: OK. Here's a green one. 

B: Oh, ________________________

A: I'm sorry, sir.

B: _______________________ Thank you all the same.

测量误差按性质分为（）。

A.系统误差

B.随机误差

C.测量不确定度

D.最大允许误差