試卷征集
加入會員
操作視頻

菁優(yōu)網(wǎng)They weigh almost nothing.Yet they are（1）
A
A
than steel.In fact，some spiders' webs are among the world's strongest materials， （2）
B
B
they can be pulled longer than elastic（橡皮筋）.They can also be any （3）
A
A
.Spider webs are amazing.
   A spider has hundreds of small openings in its body.Silk comes out of these openings as a liquid（液體），and，as it reaches the air，it becomes tread-like.These （4）
C
C
threads（線）come together to form a single thread.
   The spider can make many different kinds of thread.The tread can be thick or thin，wet or dry，or sticky.Each kind has a different （5）
B
B
.Some webs create an egg box.Others（6）
A
A
hiding places.The most common purpose of a spider web，however，is to catch food.
   There are many（7）
D
D
the spider uses its web to catch food.For example some spiders produce a single thread.An insect then sits on it（8）
C
C
realizing what it is doing，and becomes（9）
B
B
.Slowly，the spider moves towards the insect.（10）
C
C
，it covers its food in silk.
   Some spiders use a different kind of（11）
D
D
，They make webs that cheat insects.An insect sees the web and thinks it's a flower.It then（12）
A
A
the web.The spider can feel even the smallest movement of the web，and rushes at the insect（13）
B
B
it can get away.
   Spider webs are so （14）
D
D
that engineers have been studying them for years.They want to learn why they are so strong and elastic.However，for the moment，spiders are keeping their（15）
C
C
.Although they have made great progress in science and technology，humans till haven't been able to copy natural webs.

（1） A．stronger B．brighter C．heavier D．thicker
（2） A．so B．but C．if D．or
（3） A．shape B．price C．weight D．temperature
（4） A．wide B．broken C．tiny D．weak
（5） A．direction B．purpose C．size D．name
（6） A．provide B．choose C．find D．change
（7） A．problems B．reasons C．steps D．ways
（8） A．by B．for C．without D．in
（9） A．lost B．stuck C．excited D．burnt
（10） A．Sadly B．Clearly C．Suddenly D．Loudly
（11） A．help B．material C．power D．trick
（12） A．lands on B．moves towards C．flies over D．looks into
（13） A．when B．before C．until D．unless
（14） A．soft B．expensive C．important D．a(chǎn)mazing
（15） A．habits B．plans C．secrets D．records

【考點(diǎn)】說明文．
【答案】A；B；A；C；B；A；D；C；B；C；D；A；B；D；C
【解答】
【點(diǎn)評】
聲明：本試題解析著作權(quán)屬菁優(yōu)網(wǎng)所有，未經(jīng)書面同意，不得復(fù)制發(fā)布。
發(fā)布：2024/9/14 12:0:8組卷：137引用：5難度：0.4
相似題

  • 1．Hi，I'm Tom Green．Here is a photo of my （1）
    ．It's blue．I like it very much，but I （2）
    it in the playground （操場） this morning．A pencil box， （3）
    English book，a dictionary and a computer game （4）
    in it．My （5）
    is blue，too．I have three pencils，two erasers and a ruler （6）
    it．On the English book you can see my （7）
    - Tom．The computer game is not （8）
    ．It's my good friend Jack's．I must find （9）
    ．If （如果） you find my school-bag，please （10）
    me．My phone number is 352-6698．

    （1） A．school B．family C．friend D．schoolbag
    （2） A．found B．lost C．see D．have
    （3） A．a(chǎn) B．a(chǎn)n C．the D． /
    （4） A．a(chǎn)m B．is C．a(chǎn)re D．be
    （5） A．pencil box B．English book C．dictionary D．computer game
    （6） A．in B．a(chǎn)t C．to D．for
    （7） A．last name B．phone number C．family photo D．first name
    （8） A．yours B．mine C．his D．hers
    （9） A．this B．that C．it D．they
    （10） A．call B．help C．e-mail D．meet

    發(fā)布：2024/11/10 5:30:1組卷：448引用：5難度：0.4

  • 2．When you hear the word "volunteering"，what do you think of it？You may think volunteering is to help others，（1）
    them money or things.It is true that volunteering can help others，（2）
    it can also help you.（3）
    you're sad about something that has happened，doing some volunteering can be a great way to（4）
    with your bad feeling.
       Volunteering also lets you see your own life（5）
    new ways.Sometimes it's easy to（6）
    about some things like grades and health and get angry（7）
    you don't have the newest computer games.Volunteering lets you（8）
    some time doing other things for a while.
       Lots of people find that they really enjoy volunteering.Volunteering（9）
    often put you in a different environment.（10）
    example，you might know that just on the other side of your town，some kids really need winter（11）
    .
       You may feel good to be able to meet a（12）
    like that.You'll know that，thanks to you，some kids have（13）
    coats，hats and shoes.So whether（無論） they're winter clothes and food for the hungry，or homes for some（14）
    pets，doing volunteer work means one very（15）
    thing：You make a difference to the world.

    （1） A．finding B．showing C．borrowing D．giving
    （2） A．though B．or C．a(chǎn)nd D．so
    （3） A．If B．Where C．How D．Why
    （4） A．deal B．play C．work D．make
    （5） A．of B．in C．with D．for
    （6） A．worry B．care C．think D．learn
    （7） A．so B．then C．because D．a(chǎn)nd
    （8） A．pay B．spend C．cost D．take
    （9） A．experience B．experiences C．situation D．feelings
    （10） A．To B．At C．With D．For
    （11） A．food B．water C．houses D．clothes
    （12） A．need B．friend C．life D．town
    （13） A．cold B．warm C．thin D．cool
    （14） A．homeless B．ugly C．beautiful D．clever
    （15） A．impossible B．easy C．important D．excited

    發(fā)布：2024/11/9 19:30:1組卷：525引用：5難度：0.4

  • 3．There are a lot of holidays for Chinese people，such as National Day，May Day，etc．However，Chinese people look on Spring Festival（1）
    their most important one of all．Spring Festival is a traditional festival in China．It's a festival for families to get（2）
    ．And it's also my favorite festival，especially（3）
    I was a child．Because in those days my life was very（4）
    ．When the Spring Festival came，I could have plenty of delicious food to eat．Also I could（5）
    a very long holiday and have a good rest．On that day I could（6）
    beautiful clothes．And the most important thing is that I could receive much New Year's gift（7）
    ．So every year，I expected the Spring Festival would come soon．When I（8）
    up，it's no longer as important（9）
    me as before．For our country has developed a lot．Our life is（10）
    than before．It's like that I'm having spring festival every day!

    （1） A．for B．a(chǎn)s C．a(chǎn)t
    （2） A．down B．up C．together
    （3） A．when B．if C．unless
    （4） A．rich B．poor C．real
    （5） A．find B．enjoy C．need
    （6） A．buy B．see C．wear
    （7） A．money B．paper C．coin
    （8） A．look B．get C．grow
    （9） A．to B．of C．on
    （10） A．worse B．better C．shorter

    發(fā)布：2024/11/10 7:0:1組卷：452引用：2難度：0.5
小程序二維碼
把好題分享給你的好友吧~~
APP開發(fā)者：深圳市菁優(yōu)智慧教育股份有限公司 | 應(yīng)用名稱：菁優(yōu)網(wǎng) | 應(yīng)用版本：4.8.2  |  隱私協(xié)議      第三方SDK     用戶服務(wù)條款廣播電視節(jié)目制作經(jīng)營許可證出版物經(jīng)營許可證網(wǎng)站地圖本網(wǎng)部分資源來源于會員上傳，除本網(wǎng)組織的資源外，版權(quán)歸原作者所有，如有侵犯版權(quán)，請立刻和本網(wǎng)聯(lián)系并提供證據(jù)，本網(wǎng)將在三個工作日內(nèi)改正