问题 单项选择题

以下说法错误的是

A.大失血时,肾血流量减少,毛细血管血压降低,肾小球滤过率减少,出现少尿

B.快速输入生理盐水,血浆胶体渗透压下降,有效滤过压升高,原尿量增多

C.输尿管结石,肾小囊内压升高,有效滤过压下降,原尿量减少

D.严重缺氧和休克时,副交感神经兴奋,肾血管收缩,肾血浆流量减少,原尿量减少

E.缺氧或中毒时,肾小球滤过膜的通透性发生改变,出现蛋白尿和血尿

答案

参考答案:D

完形填空
I learned about life from an ant farm. When I was seven years old, my family tried to __1__ an ant farm at home. First, we put clean sand in a thin glass box, and then we brought some ants from the backyard and placed them into the __2__ home.
Shortly after the new __3__ were dropped into the glass structure, they got to work making tunnels. I was amazed that each one knew __4__ what to do. After hours of staring, I realized that the ants had particular given jobs. With my mom’s help, I kept a journal of what happened each day and __5__ the ants. My favorite was the biggest, Cinderella. I drew a picture of her in my journal, which I still have.
On day five a disaster __6__ the ant farm. While I was __7__ the ants, I had put my face so close to the structure that I accidentally tipped it over, __8__ in all the tunnels. Although the ants __9__ their earthquake, one by one they began to die. I was __10__ as I watched them give up their tunnel-building to carry the bodies to a corner of the farm. My mother reported that the ants were dying of “frustration”—feeling annoyed and impatient as they couldn’t control the situation. They simply could not __11__ the reality that their tunnels had been destroyed. Cinderella was the last to die; she did so while carrying a dead ant on her back.
Although much time has passed, I still think of that ant farm. Mom had hoped it would teach me about the natural world, __12__ it taught me much more. __13__ the years, I came to realize the ants were a study in the benefits of __14__. Working together, they were able to create a(n) __15__ world for themselves. I also learned that they should be __16__ for their hard work. Day in and day out, each labored at their task. The ant farm demonstrated that teamwork and perseverance are indeed two key __17__ to success. But there was an even larger lesson that I did not __18__ until recently: Disaster is a natural part of life, and must be __19__. Unlike the ants, humans cannot give up when they face __20__. Unlike the ants, we have to realize that if a tunnel caves in, we just have to build another.
小题1:
A.getB.buyC.runD.find
小题2:
A.emptyB.newC.strangeD.distant
小题3:
A.guestsB.settlersC.friendsD.members
小题4:
A.probablyB.roughlyC.exactlyD.normally
小题5:
A.namedB.trainedC.compared D.measured
小题6:
A.affectedB.struckC.kickedD.beat
小题7:
A.removingB.teachingC.observingD.collecting
小题8:
A.turningB.rushingC.fillingD.caving
小题9:
A.experiencedB.predictedC.facedD.survived
小题10:
A.annoyedB.horrifiedC.movedD.thrilled
小题11:
A.reflectB.ignoreC.confirmD.stand
小题12:
A.andB.butC.soD.or
小题13:
A.InB.ForC.FromD.Over
小题14:
A.teamwork B.devotionC.responsibilityD.organization
小题15:
A.relaxingB.amusingC.movingD.amazing
小题16:
A.supportedB.inspiredC.admiredD.admitted
小题17:
A.certificatesB.approachesC.ingredientsD.circumstances
小题18:
A.giveB.realizeC.takeD.adopt
小题19:
A.acceptedB.sufferedC.achieved D.managed
小题20:
A.challengesB.barriersC.pressureD.disappointment
单项选择题 A1/A2型题