问题 单项选择题

声像图中横线所指的部位是()

A.脾动脉

B.腹腔动脉

C.胃十二指肠动脉

D.肠系膜上动脉

E.肝动脉

答案

参考答案:D

解析:

肠系膜上动脉为腹主动脉的第二个不成对脏支,在腹腔动脉起点下几毫米至1cm处的腹主动脉前壁分出,斜向足侧,并紧挨腹主动脉前方几毫米处与其平行向下行走。

阅读理解

阅读理解

       One evening two young men were walking in the street together. They tried to find a chance to steal

something. The clock struck twelve. Most of the people went to bed. Quickly they came to a house and

it seemed that everyone in the house had fallen asleep. Standing at the front gate , one said in English to

the other in a low voice ,"You wait here. I'll go around to the back door and then get into the house."

Suddenly out of the house ran a dog, barking at them. The two men were very frightened and ran away

as fast as they could. Finally, they stopped at a lonely place. The man said breathlessly, "It's too bad. I

hadn't expected that the dog could understand English."1.Why did the two men walk in the street one

evening ?

1. Why did the two men walk in the street one evening ?

A. they couldn't fall asleep  

B. they wanted to steal something

C. they would like to take a walk  

D. they went to visit their friends

2. "One said in English to the other in a low voice." From this sentence we know ____.

A. he didn't know English  

B. he liked speaking English quietly    

C. he couldn't speak loud  

D. he was afraid of waking up others

3. The dog ran out of the house and barked at them only because _______.

A. it understood English

B. it knew them  

C. it found someone outside  

D. Both B and C

4. At last the two young men _______

A. stole nothing    

B. stole something expensive

C. were bitten by the dog

D. were bitten by the police

5. What did the owners do while the dog was barking ?

A. They stopped it          

B. They got up quickly

C. They shouted for help        

D. The story didn't tell us

单项选择题