患者，饱餐后突然出现上腹痛，蔓延至全腹，腹痛持续6小时。查体：舟状腹，全腹压痛明显，

外阴白癜风表现为（）

A．外阴及肛周皮肤萎缩变薄，失去弹性 

B．外阴皮肤增厚，纹理突出，角化过度部位呈白色 

C．外阴红肿，白带呈凝乳或豆渣样 

D．外阴出现界限分明的发白区，表面光滑润泽 

E．外阴孤立、散在或簇状分布粉色 * * 状或菜花状赘生物

根据句意，用括号内所给单词的适当形式填空。

1. They will lose __________ (they) if they go down that path.

2. Jack is a __________ (honest) boy. He often tells lies.

3. The food smells __________ (terrible) bad, you won't like it.

4. Are you pleased with these __________ (dance) performances?

5. We held a party to celebrate our father's __________ (forty) birthday yesterday.

相对于工商企业而言，银行的流动性问题更为突出，原因在于（）。

A、银行流动性需求频繁

B、银行流动性需求数额较大

C、银行流动性需求的被动性和不确定性

D、银行流动性需求呈现刚性

Owing to the slack demand ______ their products for the time being, they do not think it advisable to buy the machine.

A．of
B．for
C．on
D．in

按照一般工程实例确定的最大混凝土出口压力为（）MPa。

A、40

B、45

C、35

D、53