Glass can be _________many wonderful thi

下列有关肺功能检查的描述错误的是（）。

A.潮气量指平静呼吸时一次进出的气量

B.补吸气量是随吸气肌功能的改变而发生变化

C.正常深吸气量应占肺活量的1/2

D.补呼气量主要受呼气肌的影响

E.气道阻塞时深吸气量减少

Unable to move because of the injury in his leg, Jack was forced to wait _____ he was, wrapped

in Michael's jacket.[ ]

A. who

B. where

C. what

D. when

数据库管理系统(DBMS)提供数据操纵语言(DML)及它的翻译程序，实现对数据库数据的操作，包括数据插入、删除、更新和 【14】 。

以下不属于投资效益的是()。

A．项目效益

B．财务效益

C．国民经济效益

D．社会效益

Questions

·Look at the questions for this part.
·You will hear a passage about job. You will listen to it twice.
·For questions , indicate which of the alternatives A, B, or C is the most appropriate response.

The article is about a couple whose married life is happier because ______.

A. they have a truly equal partnership
B. the husband enjoys staying at home
C. they earn more money