Read and judge.（读下列两段对话，判断对“√”错“×”）

A: Do you like this white T-shirt?

B: No. It's too big.

A: How about this yellow T-shirt?

B: Oh, it's very pretty, but it's too short.

( )1. The white T-shirt is too small.

(     )2. The yellow T-shirt is too long.

(     )3. They don't buy anything.

告警屏蔽对单板上报告警的影响是（）。

A.告警屏蔽影响单板向NCP的上报

B.告警屏蔽影响单板对告警的检测

C.告警屏蔽不影响单板的保护倒换动作

D.告警屏蔽不会影响单板的告警相关性抑制