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人教版(2019): 必修第二冊
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  • 141.It is one of the funnest stories ______ on the Internet so far this week.( ?。?/h2>

    發(fā)布:2024/12/11 1:0:1組卷:111引用:6難度:0.9
  • 142.How to Get Higher Marks in Exams
       Have you got an important test coming up,where you really want to stand out?Or do you generally want to improve your grades? (1)
    There are a number of tricks and practices which can significantly improve your chances of scoring high on a test.This article will help you in studying,analyzing and solving exam questions,so read on!
       (2)
    The best thing you can do to raise your test scores is to pay attention when you're supposed to be learning the material:in class!Letting your mind wander or not showing up at all are both likely to make you miss out on key information that will later appear on tests.
    Take good notes.
       (3)
    Why put something into your notes you don't understand?Ask the questions now that are necessary to make your notes meaningful at some later time.A short review of your notes while the material is still fresh on your mind helps you learn more.The more you learn then,the less you'll have to learn later and the less time it will take.
    Do your homework.
       Homework,such as assignments and at-home reading are where you will find the rest of the information that will be on tests,so doing this homework is important. (4)

    Do practice tests.
       Ask your teacher or go online and print a few practice tests.And you can take a practice test. (5)
    Knowing your weak spots before a test is vital!
    A.Plan your time carefully.
    B.Pay attention in your classes.
    C.Find out which ways help you learn better,and use it.
    D.Needless to say,the answer to both these questions is yes.
    E.Schedule time and set aside a quiet place just for doing it to avoid being disturbed.
    F.This way will help you to figure out how much information you actually don't know.
    G.Successful students write down something understandable and organized,and review it often.

    發(fā)布:2024/12/11 0:0:1組卷:16引用:2難度:0.5
  • 143.All networks like 3 G and 4 G will be things of the past,because 5 G will be reachable in the near future.So,what's so special about a 5 G future?First of all,its download speed can be as fast as 20 GB/s,which is 100 to 200 times that of 4 G.But what's more impressive is 5 G's low delay rate.Now,4 G takes an average of 200 milliseconds(毫秒) to send and receive information.But 5 G will get it down to 1 millisecond.
       5 G is a great breakthrough.It's going to change the way equipment connects to the Internet,and more importantly,to each other.And self-driving cars may be one of the biggest breakthroughs to come out of 5 G.Human reaction time is 200 milliseconds,yet we still have accidents every day.The self-driving car under a 5 G network could react and communicate its reaction to hundreds of cars around it,all within 1 millisecond.It'll play a great role in preventing car accidents and ending traffic jams completely.
       5 G can benefit us in many other ways.Operations could be performed by robots controlled by experts from the other side of the world.Therefore,more lives will be saved in time.Factories can be staffed by robots that can communicate their tasks to each other,and they can do more work efficiently over a 5 G network.Imagine a group of drones(無人機) flying over a field of crops,using sensors(傳感器) on the ground to sort,pick,feed,and water plants all on their own.Then farmers won't have to work so hard anymore.
       However,5 G is not perfect.One major disadvantage has to do with why it's so fast.5 G uses the millimeter waves,while 4 G uses the 15 to 40 centimeter-long waves.And shorter waves go fast but not very far.On 4 G networks,the signal can go 10 kilometers.But the 5 G signal can go at most 300 meters,and it can't even go through walls or rain.So,what does that mean?Having such a short signal distance means we need to build a lot of transmitters(信號發(fā)射塔) in the future.

    (1)How does the author show us 5 G's advantages in Paragraph 1?

    A.By giving examples of the uses of 5 G.
    B.By making comparisons between 4 G and 5 G.
    C.By explaining the scientific principles of 5 G.
    D.By analyzing 5 G's development from 4 G.
    (2)According to the author,the self-driving cars will

    A.cause more car accidents
    B.slow down 5 G's development
    C.run without being connected to the Internet
    D.have a much faster reaction speed than humans
    (3)What does the underlined part "be staffed by robots" in Paragraph 3 mean?

    A.Be built by robots.
    B.Have robots as workers.
    C.Offer employees home robots.
    D.Produce more medical robots.
    (4)What does the last paragraph mainly talk about?

    A.The main weakness of 5 G networks.
    B.How to make 4 G networks more perfect.
    C.The types of long waves and short waves.
    D.How to improve the signal of mobile phones.

    發(fā)布:2024/12/11 0:0:1組卷:8引用:1難度:0.5
  • 144.Tasmania is the most unforgettable place
    I have ever been to.

    發(fā)布:2024/12/11 0:0:1組卷:26引用:4難度:0.7
  • 145.He will keep you
    (inform) of what is going on.

    發(fā)布:2024/12/10 23:0:1組卷:14引用:2難度:0.7
  • 146.
    (lose) in thought,he almost ran into the car in front of him.

    發(fā)布:2024/12/10 23:0:1組卷:61引用:14難度:0.7
  • 147.What
    (evident) was there that Old Tom was helping the whalers out?

    發(fā)布:2024/12/10 21:30:1組卷:21引用:8難度:0.6
  • 148.Carol:I started playing the cello (大提琴) when I was about eight or nine.It was great playing the cello because I was in youth orchestras and we went abroad to do tours.But anyway,when I got to university,I stopped playing.Well,there just wasn't time and there were so many other things to do.Luckily,I took it up after my 25th birthday and joined a band (樂隊).
       Daniel:When I was little,I thought I'd end up learning the guitar like my father,but then I decided that I wanted to have my own instrument (樂器),so I chose the trumpet (小號).I'm in the school jazz band and I'd like to be a musician when I grow up,but my dad says it's difficult to make a living from music.But I don't want to be a lawyer like him.It's so boring.
       Carmen:Nobody likes living near someone like me because when I practise,I make a lot of noise!But you have to keep practising,don't you?Otherwise it gets more and more difficult.The trouble is,in the summer,when it's hot,I have to open the windows,so the whole street gets to hear it if I'm not careful.I love playing the drums and I play in a fantastic band.
       Vince:I've played the guitar for as long as I can remember,but when I was trying to make it as a musician after school,I used to play in the Underground in London to make a bit of extra money.I kept on playing,but I ran a restaurant to make a living.When I get any spare time I still play.I've got a few friends who like music too and we formed a band.

    (1)Why did Carol give up playing the cello?

    A.She couldn't go abroad to play.
    B.She turned to other instruments.
    C.She found it boring to play it all day.
    D.She couldn't spare any time to play it.
    (2)What does Daniel think of being a musician?

    A.It will be fun to do it.
    B.It will be hard to make it.
    C.It will never make him rich.
    D.It will make his father satisfied.
    (3)What troubles Carmen?

    A.She cannot play well in public.
    B.The street is so noisy in the summer.
    C.It's hard to keep practising in the summer.
    D.Playing the drums causes a disturbance to others.
    (4)What made Vince start restaurant business?

    A.He was interested in it.
    B.He was unable to live on music.
    C.He needed money to form a band.
    D.He was encouraged by his friends.

    發(fā)布:2024/12/10 20:30:1組卷:33引用:2難度:0.5
  • 149.W:Hi,Kevin.What's wrong?(1)

    M:Hi,Sarah.I'm OK.I bought a pet dog yesterday.(2)
    and kept me up all night.
    W:Is it a cute dog?
    M:Yes,of course.I have lots of photos here.(3)
    .Here they are.
    W:She is wearing a jacket,standing on the sofa.(4)
    .I love her.I want to have a dog just like her.
    M:Oh,I will give you one if she has little dogs.
    W:Really?
    M:No problem.
    W:OK!(5)
    .I'm so excited.

    A.It cried all night
    B.You look tired
    C.She looks like a monkey
    D.I will show you some photos
    E.I can't wait

    發(fā)布:2024/12/10 19:0:2組卷:5引用:3難度:0.6
  • 150.Judy and I had our car parked in an underground car park near Trafalgar Square,where we could get our car battery c
    .

    發(fā)布:2024/12/10 16:30:6組卷:32引用:4難度:0.7
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