诊断阻塞性肺气肿，最有价值的是A．PaO2低于正常 B．残气量/肺总量＞40% C．

小题1: Miss Ding lives in        .

A. Hotel Eiffel   B. Hotel Bank C. Hotel Park

小题2: The hotel is        .

A. in the park B. on the left of the bank   C. near the bank

小题3:Which bus can’t reach the hotel?

A. Bus 705.   B. Bus 18. C. Bus.47.

小题4: If Miss Ding is lost, she can         .

A. call her friends  

B. wait until the light is green

C. call the hotel at the phone number on the card

小题5:Which of the following is true?

A. Open the door when the red light is on.

B. The card can be used to open the door.

C. Miss Ding can keep the card after he checks out.

下列选项不属于发动机组成部分的是（）。

A.飞轮

B.曲轴

C.起动机

D.变速器

颅内压降低可见于（）

A.脑脊液漏

B.脑出血

C.颅内感染

D.颅内静脉窦血栓形成

E.脑肿瘤

灰饼的大小以10cm长、5cm宽为宜，若过宽，灰饼的边缘往往会高于拉线点。( )

炖菜一般不需要挂糊、勾芡、过油，否则影响汤汁。( )