男53岁，咳嗽、咳痰、痰中带血1年余，胸部平片（如图所示）考虑什么可能性大（） A.

Read and choose.(阅读短文，回答问题)  

     Mr Jones and Mr Brown worked in the same office. One day Mr Jones said to Mr Brown,

"I am going to have a small party at my home next Wednesday evening. Would you and your

wife like to join us?"

     Mr Brown said, "Thank you very much. It is very kind of you. We will be free that evening,

I think. But I will t.elephone my wife and ask her. Maybe she wants to go somewhere else that

evening." So Mr Brown went to the other room and telephoned.

     When he came back, he looked very sorry.

     "What is the matter?" said Mr Jones. "Did you speak to your wife?"

     "No," answered Mr Brown, "She wasn't there. My small son answered the telephone. I said

to him, 'Is your mother there, David?' And he answered, 'No, she is not in the house,' 'Where

is she  then?' I asked. ' She is somewhere outside.' 'What is she doing?'  'She is looking for me.'"

1. A small party will be held _____.      

A. at David's house                      

B. at Mr Brown's house

C. in the office                          

D. at Mr Jones' house

2. The small party will be held _____.       

A. next Wednesday even.ing                

B. next Monday evening

C. next Friday evening                    

D. next Wednesday morning

3. Mr Jones asked _____ to the party.       

A. Mr Brown                            

B. Mrs Brown

C. Mr and Mrs Brown                    

D. all his friends

4. The telephone was _____.                

A. in the same office                      

B. in a room next to the office

C. in the post office                      

D. near Mr Jones' house

5. Mr Brown spoke to _____ on the phone.       

A. Mrs Brown                          

B. Mrs Jones

C. David                                

D. David's friend

下列不属癌性空洞X线特点的是（）

A.偏心空洞

B.外壁可见分叶

C.壁厚超过1.5cm

D.薄壁空洞周围肺野可见纤维索条

E.空洞直径大于3cm

椎管

从所给的四个选项中选择最合适的一项填入问号处，使之呈现一定的规律性（）。

A.A

B.B

C.C

D.D

声波作为宏观的物理现象，必须满足（）以及描述压强、温度、体积等状态参数的状态方程。

A、牛顿第二定律

B、质量守恒定律

C、动量守恒定律

D、动量距守恒定律