2021-2022学年人教新目标英语九年级全册
Unit 6 When was it invented?付钱同步提升练
科比推特
一、完型填空
Summer is coming. Luckily, we have air conditioners and fridges. How did Chine people stay cool during the summer 1 they had the electric devices（设备）.
The most common way people in ancient China kept 2 was to u fans. Many fans had poems or drawings on them.
Chine people also started using porcelain pillows (瓷枕) during the Sui Dynasty. The pil
lows felt cool, so people could 3 more comfortably on them.
People in ancient times didn’t have fridges to store 4 . Instead, they collected ice in 5 and stored it underground, sometimes in wells. When the summer came, they 6 the ice out and put it in their living rooms to stay cool.
Government officials and members of the imperial (皇帝的) family had fancier way to beat the 7 . As early as the Han Dynasty, some people u a device that was 情人节 英文 8 to modern electric fans. It was made up of a wheel and veral fan blades (叶片). A person would pull a rope connected to the wheel to make the blades spin around and generate a breeze (微风).pho
During the Tang Dynasty, people found another way to 9 down their entire hou. They built their 10 next to water and ud machines to carry water to the roof, where it would slow down from the eaves (屋檐). The man-made waterfalls, brought cool air into the hou.
中秋节英语怎么说
1．A．before B．after C．when D．since
2．A．warm B．dry C．happy D．cool
3．A．play B．sleep C．walk D．work
4．A．drinks B．ice C．fruits D．food
postal code
5．A．spring B．summer C．autumn D．winter
6．A．pushed B．pulled C．cut D．put
7．A．wind B．cold C．heat D．fire
8．A．familiar B．similar C．popular D．different
9．A．cool B．burn C．calm D．fall
10．A．bridge B．fridges C．fans D．hous一往无前的意思
二、阅读理解
Do you still u a power button （开机键）to open your smart phones or computers? You are out of fashion! Now most smart phones are using facial-recognition system （面部识别系统）, and we already have machines that can know you from your fingers and your voice, too. But some companies are still willing to invent other systems to “break” the systems, for example, the eye-recognition system. As it is reported, you’ll just have to look at the computers and machines, and this system will be able to tell you who you are by looking at your eyes, even when you are wearing glass.
Do you wonder if this system will work well? The answer is YES. All you need is just to look at your machines. The eye scanner （扫描仪）is put in the cameras of your machines. The eye-recognition system is safer and easier than other systems. This is becau everyone’s eyes are different. Since the system works easily, you won’t have to remember a group of code (密码) when you want to open your computer or take money out of a bank in the future. Eye-recognition system is better than other kinds of systems becau your eyes don’t change as you get older, and don’t get dirty like hands or fingers. Even twins’ eyes are not the same. So the eye-recognition system can be up to 9
4 percent correct, but it depends on how good the technology is. Some systems may only 51% right. In Britain, it was found that 91 percent of the people who had tried it said that they liked the idea of eye-recognition. So scientists think it will become more popular than other systems.
The eye-recognition system has already been tested in shops in the USA, Britain, Spain, Italy and Turkey. Soon it will become a popular way among public. In the future, your computer will be opened by looking at your eyes.
11．How does the eye-recognition system work?
A．You put your fingers on the machine and look at it.
B．You say something to the machine and look at it
C．You turn on the power button and stand before it.
D．You look at the machine and it can recognize who you are.
12．We can infer from Paragraph 2 that ________.
A．why the eye-recognition works better.
B．when the eye-recognition works better.
C．where the eye-recognition works better.
D．what the eye-recognition does better.
13．Which of the following is the reason why the system can be up to 94% correct?
aomA．Your eyes never get older with age.
jeans是什么意思
B．Your eyes don’t get dirty easily like your hands.
C．Your machines must be good.
D．Everyone’s eyes are different from others.考研资讯
14．Which ntence is TRUE about the eye-recognition system according to the passage?
A．The eye-recognition system doesn’t work if you wear glass.
B．You must remember the code as well as looking at the machine.
C．If you get older, the eye-recognition system can still remember you.
D．The eye-recognition system is so good that it will never go wrong.
三、单项选择题（下列选项中只有一个选项满足题意）
15．Not only Peter but also his father ________ crazy about the basketball match.
A．am B．is C．are D．be
16．—_________ the Communist Party of China (中国共产党) founded in 1921?
—Yes, and it’s her 100th birthday this year.
A．Is B．Was C．Has D．Have
17．—Wow, so cool! Who taught you to play Tik Tok（抖音）?
—_______. I learned it by _______.
