题目内容
4.Ebola is a dangerous virus that can cause people to get very sick and even die.The virus is causing the biggest problems in western Africa,where it has spread quickly.(36)CBut it can get worse and cause life-threatening symptoms,such as bleeding and trouble breathing.(37)B
Ebola does not spread like colds or the flu because it does not float through the air.Ebola also doesn't spread through food or water,like some other viruses.Instead,Ebola spreads when someone touches the body fluids (such as spit) of a sick person.
(38)G
An outbreak is when many people are getting sick with the same illness around the same time.You may have heard of a flu outbreak,which is when lots of people get sick from the same types of flu virus.When an outbreak happens because of a virus,more people could get sick because there is a lot of that virus around.
Where did Ebola come from?
Scientists aren't sure how the first person gets Ebola at the start of an outbreak.(39)DTropical animals in Africa believed to carry the virus include great apes,chimpanzees,gorillas,monkeys,fruit bats,porcupines,and forest antelope.
What do kids need to do about Ebola?
Ebola is making many people sick in Africa,but no matter where you live,it's always a good idea to wash your hands well and often.(40)F
A.Why do I need to wash my hands?
B.How do people catch Ebola?
C.Ebola symptoms can start with fever and headache,kind of like the flu.
D.But they think that people may pick up the virus by touching or eating infected animals.
E.It's very important that infected people get treatment right away.
F.Keeping hands clean can help protect you from common illnesses like colds and the flu.
G.What is an outbreak?
分析 文章是说明文,介绍了埃博拉病毒是世界上能引起人死亡的疾病,在非洲传播越来越广泛,并给出了简单的对付该病毒的小建议.
解答 36.C 37.B 38.G 39.D 40.F
36.C上下文语境.根据下文的句子"But it can get worse and cause life-threatening symptoms,such as bleeding and trouble breathing."可知这里是:埃博拉的症状由发烧,头疼开始,有点像流感.故选C.
37.B 上下文语境.根据下文的句子"Ebola does not spread like colds or the flu because it does not float through the air."可知这段介绍的是:人们是怎么感染上埃博拉的.故选B.
38.G 上下文语境.根据下文的句子"An outbreak is when many people are getting sick with the same illness around the same time."可知这段介绍的是:爆发是什么?故选G.
39.D上下文语境.根据下文的句子"Tropical animals in Africa believed to carry the virus include great apes,chimpanzees,gorillas,monkeys,fruit bats,porcupines,and forest antelope."可知这里是:但是他们认为人们会通过触摸和吃被感染的动物染上病毒.故选D.
40.F 上下文语境.根据上文的句子"but no matter where you live,it's always a good idea to wash your hands well and often."可知这里是:保持手的干净可以有助于保护你不得常见的疾病,像感冒和流感.故选F.
点评 考查学生的细节理解和推理判断能力.做细节理解题时一定要找到文章中的原句,和题干进行比较,再做出正确选择.在做推理判断题时不要以个人的主观想象代替文章的事实,要根据文章事实进行合乎逻辑的推理判断.