问题 单项选择题 共用题干题

5岁男孩,反复发生肺炎,每年2~3次。平时乏力,活动后气促。胸骨左缘第2肋间可闻及连续性机器样杂音,伴震颤,经超声心动图证实为先天性心脏病:动脉导管未闭。

此患儿的早期心电图检查,主要表现为()

A.左心室增大

B.左心房增大

C.右心房增大

D.右心房增大,左心室增大

E.右心室增大

答案

参考答案:A

单项选择题
完形填空
Every December the radio station in my city makes a program in which all the poor children can send letters asking for some Christmas presents. One day, as I was   1 the radio, I decided to do something, so I asked four of my friends if they wanted to help a poor child. They   2 .
After several days, we learned about a   3  from a little child called Juan. In his letter, he   4  some blankets and some clothes and also wanted somebody to help his father   5  the house because it was in bad   6  .
We told the radio station that we wanted to  7 Juan. After that, we started to think about how to  8 all the money to buy all that Juan  9  . After 5 days, we collected much money and bought many things for Juan. We   10 bought some toys as a little   11  for Juan.
  12 , on December 22 the radio station gave a party in which all the children who asked for help were   13  , and all those helping these children.
In the party we  14  Juan. We played some games with him and gave him the   15   we prepared for hm. He was very excited and happy, so were my   16  and I.
That day was one of the most   17  days in my life, and I learned something   18  from it. Giving help to those in need is one of the most meaningful things that you can do   19   this makes you feel good and also makes the persons who you are helping   20 .
I am going to keep doing that all my life!
小题1:
A.thinking of B.listening toC.searching forD.looking after
小题2:
A.agreedB.refusedC.hesitatedD.admitted
小题3:
A.noteB.telephoneC.messageD.letter
小题4:
A.asked forB.cared aboutC.looked atD.laughed at
小题5:
A.buildB.repairC.rentD.buy
小题6:
A.choiceB.situationC.conditionD.place
小题7:
A.praiseB.visitC.helpD.teach
小题8:
A.saveB.collectC.spendD.keep
小题9:
A.lostB.hatedC.neededD.wasted
小题10:
A.hardlyB.alsoC.neverD.still
小题11:
A.surpriseB.changeC.promiseD.comfort
小题12:
A.NearlyB.SuddenlyC.ImmediatelyD.Finally
小题13:
A.toldB.shownC.invitedD.allowed
小题14:
A.forgotB.metC.ignoredD.caught
小题15:
A.presentsB.signalsC.plansD.tips
小题16:
A.parentsB.neighborsC.friendsD.classmates
小题17:
A.difficultB.officialC.peacefulD.meaningful
小题18:
A.luckyB.funnyC.importantD.interesting
小题19:
A.thoughB.butC.unlessD.because
小题20:
A.happyB.angryC.peacefulD.wealthy