问题 单项选择题

男,20岁,因阵发性心悸2年,急性发作2小时入院,查心电图显示:心率180次/分,节律规则,QRS波群时限0.11秒,可见逆行P波,该患者最可能的诊断为()

A.阵发性室上性心动过速

B.阵发性室性心动过速

C.窦性心动过速

D.心房扑动

E.非阵发性房室交界区心动过速

答案

参考答案:A

解析:QRS波群时限正常可排除阵发性室性心动过速;逆行P波可排除窦性心动过速和心房扑动;因此本题选A。

阅读理解

阅读理解。

     When Michael Ma died, his three best friends went to his funeral (葬礼). They stood for a moment ,

looking down into the grave (坟墓) of their friend. "He was a good friend," the first person said. " He

was  generous (慷慨的) and  kind.  Let's give him some money to use in heaven(天堂). " The other

two friends agreed. They thought this was a good idea.

     The first friend took his wallet out of his pocket, opened it and took out a $ 100 bill. Then he threw

it into the grave.

      The second friend did not want the other two to think he was mean(吝啬的 ) , so he also took out

his wallet.  "You're right," he said, "He always helped his friends. He should have everything he needs in

his next life. " And with these words, he also threw a hundred dollar bill into the grave.

      The third man looked at the other two, and thought carefully for several minutes. He did not want

them to think he was mean, but he really did hate spending money.

      At last, he bent clown, took the two hundred dollar bills out of the grave and put them in his pocket.

Then he wrote a check(支票) for three  hundred dollars. He then threw the check into the grave. " I  

haven't got any change , "  he said," but that check is for three hundred dollars , so I've given the same

as you. "

1. Michael Ma's friends went to the grave yard ______.                        

A. to find out if there was heaven

B. because they wanted to meet him

C. to attend his funeral

D. because they wanted to pay off their debts

2. Two of Michael Ma's friends gave him some money ______.

A. because he asked them for it

B. to pay for his grave

C. to use in heaven

D. to pay for his trip to heaven

3. The third friend            .

A. was very generous

B. made $ 200

C. spent $ 100

D. gave $ 300

4. Which of' the following is NOT true?

A. Michael Ma and his two friends went to a funeral.

B. Michael Ma was well-liked by his friends.

C. The third friend took the $ 200 as the change for his check.

D. The third friend knew that Michael Ma would never cash the check.

5. The best title for this passage is ______.

A. Three Generous Friends

B. A Well-Linked Person

C. A Good-bye Gift

D. A Trip to the Heaven

问答题 简答题