The Taojinshan Greenway （绿道） in Shenzhen has been open to citizens since July， 2019．Sitting at the west side of Shenzhen Reservoir， it is as long as 7.07 kilometers．
With plants along both sides and lakes lying at different sites，tourists can enjoy wonderful scenery all the way． If they are tired， they are free to take a rest at the 3 stops that were built for breaks． Additionally， five unused guard posts （岗享） along the old route have remained． Theyserve as sightseeing platforms for visitors to feel the cultural spirit behind the place．
Of all its 13 scenic spots， 8 were designed to have Al helpers． From them， visitors can gain information on parking， tour guide services and more． The smart greenway， with free Wi﹣Fi available，also provides environmental data， such as temperature， wind speed and air quality． What's more， it can give visitors warnings of coming extreme （ 极端的） weather and natural disasters， including rainstorms and typhoons that may hit Shenzhen．
"Started in the middle of 2015，the building process of the Taojinshan Greenway has taken good care of the wildlife and environment nearby" said Yang Shiming， an official in charge of the project．"
The greenway is an example of construction projects without doing ham to the nature． It also shows the role that technology plays in building a smart greenway for more life convenience．"
（1）How long did it take to finish the Taojinshan Greenway？
| A． |
About 3 years． |
| B． |
About 4 years． |
| C． |
About 5 years． |
| D． |
About 6 years． |
（2）What does the underlined word " They" in Paragraph 2 refer to？
| A． |
Views． |
| B． |
Visitors． |
| C． |
Stops． |
| D． |
Guard posts． |
（3）What is the main idea of Paragraph 3？
| A． |
What Al helpers do． |
| B． |
Technology changes life． |
| C． |
How AI helpers work． |
| D． |
Technology protects humans． |
（4）What can we learn from this passage？
| A． |
It is interesting to use AI helpers． |
| B． |
It is important to build greenways． |
| C． |
It is possible to balance nature and construction． |
| D． |
It is unnecessary to worry about terrible weather． |
Your dog is barking，but you can't hear it!Your best friend is telling you（1） joke，but you can't catch it!（2） terrible!The people who have hearing loss（3） （consider）deaf.
It's not easy being deaf，and although some kids are born deaf，many others lose their hearing later on.So it's important to know how（4） （be）a good friend with anyone in the Deaf community.Here are some ways.
Be patient and do not give up on a friend（5） hearing loss.If you repeat what you are saying（6） （loud），and it isn't helping your Deaf friend，try to write it down or use signals instead.
Also，remember that deafness isn't the same as being stupid.Deaf kids are just as smart as anyone else.Don't treat your Deaf friends like they are not very smart.（7） they can't hear you，there's nothing wrong with their brain.
Don't forget about texts，（8） （email），and so on.These are much（9） （good）ways to keep in touch with your Deaf friend than phone calls.If the two of you can sign，a video call is great !
It's fun to communicate with others.We should support all of（10） （we）friends，and make new ones!
Things Spotter
If you often lose things，you'll be happy with a new（1） （发明）called Things Spotter.It'll look like a small key tag that can be put on your objects.The tag will（2） （连接）to your mobile phone through BlueTooth technology.When you find something missing，don't（3） （担心）!Just press a button on your mobile phone and a map on your screen will tell you where to look.
Fire Recharger
It's really fun to（4） （扎营）in the wild!But what can you do if the batteries（电池）on your mobile phone are empty？Some（5） （工程师）are working on a Fire Recharger.It（6） （生产）electricity from the heat of fire.This means you can use a small fire to charge（充电）your mobile phone.It is very useful and will be（7） （广泛地）used in the future.
DigGoggles
Those lively underwater photos are so beautiful，but not easy to take.Besides，underwater cameras are not（8） （便宜的）enough.But soon you will have the（9） （机会）to buy a pair of DigGoggles.That's the name of a（10） （特殊的）diving mask that can take photos.Open and close your eyes twice and your camera will go 'click'!
All around the world，families celebrate special days together.Traditions for these days（1） （be）very different.Some of them may surprise you.
Families in most countries have a special day to celebrate mothers.In Serbia,this day is on（2） second Sunday before Christmas.On that day，children sneak（溜）into their（3） （mother）bedroom and tie her feet with ribbon（丝带）so that she can't get out of bed.Then they shout， "Mother's Day，Mother's Day!What will you pay（4） （get） away？" Then the mother gives（5） （they）small treats and presents as payment so that the kids "free" her.
In China，they say that（6） （baby）are one year old when they are born.After that，all children celebrate their birthday on New Year's Day because that's when they grow a year
（7） （old）.Actual birthdays are（8） （usual）celebrated with a big family meal.The tradition is that the "birthday boy" or "birthday girl" should fill their mouth with as many long noodles（9） they can and then eat them.This is because in Chinese culture，long noodles are a symbol（10） long life.
根据短文内容及首字母提示，填写所缺单词，使短文意思完整。每空限填一词。
Electric cars may seem like a recent invention，but they've been around for years.In the early 1900s，there were more electric cars on the road than there were petrol（汽油）cars.At that time，petrol was e（1） compared with other fuels（燃料）。W（2） petrol prices dropped and new technologies were developed，electric cars went out of fashion （过时）.Instead，petrol cars became more p（3） because they could travel longer distances （距离）without stopping.
During the 20th century，petrol cars got bigger，heavier，and faster.They needed more fuel，and it c（4） more air pollution.For years，car makers didn't worry about pollution.They didn't worry about the amount of petrol cars used，e（5） .But when people began to realise that there was not enough oil on the earth，they asked car makers to produce more efficient（高效能的）and less polluting cars.
One m（6） of solving the problem was a "hybrid" car（混合动力车），one that ran partly on petrol and partly on electricity.Hybrid cars became popular in the 2000s when petrol prices went up and the prices of hybrid cars went d（7） .
An all﹣electric car uses no petrol.The problem，however，is that car batteries （电池） need to be recharged （再充电）.That makes electric cars not so useful for long j（8） .
Many people are not p（9） with it.The government and car makers are w（10） together to develop safe，cheap，and useful electric cars.When people have these cars in the future，a petrol station may be a thing of the past.
During the unusual winter holiday in 2020，we stayed at home for two （1） （month）because of COVID﹣19.But my father，a member of the Communist Party of China，didn't stay （2） us at home for too long.
When my dad heard about some （3） （use）work，he became a volunteer in a rural area to help check people's information and spread knowledge about COVID﹣19.As the situation became much （4） （bad），24﹣hour traffic checkpoints were set up on the main roads to the village.There was only （5） simple tent，a few chairs and two heaters for volunteers （6） （spend）the night.The winter night was very cold and the volunteers could hardly sleep.But my father （7） （final）chose to stay because he wanted to guard the gate for other people.
Dad （8） （join）the Party a few years ago.At first，I didn't know much about it.After the pandemic，I learned that the Party members are people （9） will step forward when China is in trouble.When I grow up，I want to become one of
（10） （they）.Even if I am not a Party member，I will make contributions to our society，making it a much better place.