肺泡外包绕着丰富的毛细血管，这有利于（ ） A．有利于肺与外界的气体交换 B．有

慢性缩窄性心包炎的治疗中不正确的是

A．明确诊断后，应尽早手术

B．术前要纠正电解质紊乱

C．胸腹水较多者术前应予抽除

D．心包剥离后应加快输血输液，以增加回心血量

E．如病因明确应针对病因治疗

弹性固定

各单位对外提供担保，（）采取反担保措施。反担保合同应（）签订。

A.必须，在担保合同之后

B.尽量免于，与担保合同同时

C.必须，与担保合同同时

D.尽量免于，在担保合同之后

精冲是以（）的形式实现材料的分离。

A、剪切变形

B、拉深变形

C、塑性变形

D、断裂变形

CONVERSATION 2 (Questions 5-8)

The age when Miss Rowling started to write: (5) .
Miss Rowling considers herself very luck because she can (6) herself by writing.
Miss Rowling never really imagines a (7) audience when writing.
Miss Rowling (8) know where the ideas for the Harry Potter books came from.

CONVERSATION 2 (Questions 5-8)

The age when Miss Rowling started to write: (5) .
Miss Rowling considers herself very luck because she can (6) herself by writing.
Miss Rowling never really imagines a (7) audience when writing.
Miss Rowling (8) know where the ideas for the Harry Potter books came from.