Your Internet experience must be uncomfortable when the net speed is too slow — it takes so long to open a web page and the reality shows you’re watching stops every few minutes. That can make you angry.
But it could be a thing of the past. On June 3, the Ministry of Industry and Information Technology announced that China’s major telecom carriers (电信公司) would start to provide 5G services.
1. What is 5G?
The “G” in “5G” refers to “Generation”. 1G let us talk to each other, 2G let us send messages, 3G gave us mobile data and the Internet, and 4G made all of these things faster. The mobile network technologies are developing quickly.
Now 5G promises much faster data download and upload speeds, and more stable (稳定的) connections. This means that you will be able to download a complete HD movie in seconds and only experience a short delay (延迟) between sending and receiving data.
2.What changes will 5G bring us?
With a 5G network, the short delay in information exchange will allow driverless cars to run more safely. Meanwhile, 5G-enabled wearable devices (设备) will be in use in hospitals. Besides,VR games will become more popular with 5G. The short delay of 5G will make the games feel even more real.
3. Does 5G have any disadvantages?
According to the BBC, though 5G will make our lives more convenient, it will not be perfect. For one thing, 1 . On 4G networks, you can be 10 kilometers away from the nearest transmission base and hardly lose signal (信号). But 5G will only cover about 300 meters. And in order to use 5G, we will have to buy new products designed for 5G that are expensive at present.
1.“G” in “5G” means the generation of________.
A.the mobile network experience B.the mobile communication technology
C.the speed of data download and upload D.the delay in data exchange
2.According to the passage, the best sentence for the blank is 1 .
A.5G will not “travel” far B.5G will be used in a limited way
C.products designed for 5G is expensive D.5G has its both advantages and disadvantages
3.What is the passage mainly about?
A.Changes in the mobile technologies. B.The uses of 5G.
C.Disadvantages of 5G. D.An introduction to 5G.
TRY THIS
1.In which steps do we need the glass?
A.Step 1 and Step 4. B.Step 3, Step 4 and Step 5.
C.Step 4 and Step 5. D.Step 1, Step 3, Step 4 and Step 5.
2.Because of________, water can walk along a string.
A.the wet string B.the tiny water molecules
C.the tension of the water surface D.the tilted (倾斜的) pitcher
3.TRY THIS can be read in a(n) ________.
A.English novel B.tour guide C.teenage newspaper D.geography book
Gardening is an activity where you have to get your hands dirty. I know how to do this_________ my grandparents. My grandfather loved gardening. After his arrival in Canada before World War II, Ya Ya opened a small restaurant while my _____________, Yang Yang, didn’t speak any English.
My grandfather took great pride in growing peas, carrots, which he used in home cooking. The entire backyard was devoted to his plants. I would walk in the garden, looking _______________ to the bean stalks (竿) high above my 7-year-old body.
A few years later, my grandfather grew ill. When he died, I was _______________ to see my grandmother pulled up most of the remaining plants. Still only a child, I asked my cousin _________Grandma had dug up Grandpa’s plants. She told me that the garden reminded her of my grandfather.
Years passed, and soon my grandmother was bent-over with age. My father moved her to be closer to our family, which meant taking her away from her home and from the remains of the garden. Shortly after the move, she telephoned my father, and I could hear her _________ shouting in Chinese, asking why he had moved her so far away from her life.
One evening, Grandma told me to _______ her to the backyard. There, in a small patch (块)of soil beside the garage, was a row of Chinese spinach (菠菜). She was gardening at 92.
I now have a house and family of my own. Last _______________ my tomato plant gave us some grape sized fruits by August’s end. I often think back to my grandfather’s garden. And I think about how my grandmother started gardening over again in a new city, far from her first home in Canada, and even further from _____________ .
We all must start somewhere, and sometimes we must start again. And sometimes, starting again ______________ means allowing new roots to grow.
1.A.instead of B.because of C.according of D.belong to
2.A.mother B.father C.grandmother D.grandfather
3.A.up B.down C.back D.out
4.A.worried B.excited C.surprised D.tired
5.A.what B.how C.where D.why
6.A.sadly B.happily C.peacefully D.proudly
7.A.invite B.follow C.carry D.show
8.A.spring B.summer C.autumn D.winter
9.A.America B.England C.China D.Japan
10.A.nearly B.hardly C.specially D.simply
— Mr Smith, would you please spare me a few minutes? I still have some questions about the agreement.
—________.
A.It’s a pleasure. B.Sure, go ahead.
C.Never mind. D.Help yourself, please.
— I’m afraid it’s impossible for me to organize the team building activities!
— Why not ask your friends for help? You know ________.
A.Many hands make light work B.The grass is always greener on the other side
C.Practice makes perfect D.Think twice before action
— Excuse me, could you please tell me ?
— In about fifteen minutes. Hurry up, and you won’t miss it.
A.how soon will the film begin B.how long has the film been on
C.how soon the film will begin D.how long the film has been on
