用Be动词的适当形式填空。

1. How long _____________ your arms?

2. She _____________ going to play computer games in the evening.

3. Mary and Sarah _____________ my friends.

4. Cat _____________ an animal.

患者，男性，60岁，突然大汗不止，神情恍惚，心慌气促，气短息微，四肢逆冷，二便失禁，舌卷而颤，脉微欲绝，查体血压80/45mmHg，脉搏136次/分。

该病人的证候分型是（）

A.气脱

B.亡阴

C.阴脱

D.亡阳

E.阳脱