Traveling to foreign countries     1     (consider) exciting and educational. Not only can you pick up new languages and have a taste     2     local cuisine, but you can get to admire some of the world’s most beautiful art and architecture.

Since the coronavirus pandemic     3     (go) viral, traveling has become quite difficult. Very early in the first lockdown, museums, theatres, and zoos started hosting virtual tours,     4     (bring) the exhibits and performances into peopled living rooms through their high-speed internet connections.

According to Forbes, Google     5     (search) for the term virtual tour reached 1,300 in February 2020. In March that year when the first lockdown began, the number increased to     6     (approximate) 10,000. And it kept rising as people continued to stay at home.

Currently, the pandemic     7     prevents people from going abroad is still prevailing throughout the world. So     8     your heart wants to enjoy the live concert in Sydney, wander through the     9     (crowd) alleys in Beijing, or check out the magnificent fountains in Rome, you can take     10     virtual city tour to explore to your heart’s content.

Table tennis first     1     (appear) during Victorian England. Table tennis didn’t become a competitive sport until 1988. Now table tennis not only is a matter of competition, but also provides an opportunity for people to play together no matter what their ages are. There is a day for people     2     love table tennis to spread their love for the sport. It     3     (call) World Table Tennis Day.

The International Table Tennis Federation has taken table tennis to a     4     (complete) new level. ITTF tries to make table tennis popular around the world.     5     (achieve) this goal, in 2015 ITTTF created World Table Tennis Day to get people interested     6     table tennis. Since then it has been celebrating the day so that more people can learn about     7     sport.

World Table Tennis Day is celebrated by     8     (organize) activities in the streets, clubs, bars, schools, workplaces etc. People can register for all these     9     (event) on the Internet to join in the worldwide celebration. If you’re looking for other ways to celebrate World Table Tennis Day, you can choose to watch     10     (excite) table tennis games on TV on the day and tell your friends what day it is.

A child will not feel comfortable doing sports at the playing field on a cold winter’s day.But school sports help     1    (child) in their academic studies in years to come.    2    (research) said other activities such as music or religious activities were not as     3    (benefit) for attention as taking part in a game lesson.The difference in academic ability was noticeable even at age ten,with those     4     had taken part in sports since the start of junior school faring     5    (well) than those who hadn’t. 

The Canadian study looked at children aged six and then ten.Professor Linda Pagani said:“We worked with information     6    (provide) by parents and teachers to compare kindergarteners’ activities with their classroom activities as they grew     7    .By the time they reached the fourth grade,kids who played structured sports were     8    (clear) better at following instructions and     9    (remain) focused in the classroom.There is something special to the sporting environment—perhaps the sense of belonging to a team or a special group with a common goal—that appears to help kids understand     10     importance of respecting the rules and honouring responsibilities.”

It    1     (be) the third time that 2019 International Marathon had been successfully held in Xi’an. A number of running lovers were     2     (concern) about this event. Before taking part in it, runners, with the support of the government, organized a series of physical     3     (activity) in order to keep fit.

Recently, it is with the help of our government that more and more people     4     (make) great progress in Marathon.While    5     (run) straight down the street, runners found    6     easy to make use of water provided by volunteers who were reliable.

It is well known that Marathon is a tough sport.     7    , Mini Marathon is easy for the common people .

Mini Marathon,     8     covers 4,2195 Km, is popular among people.     9     number of runners is on the increase. Because there is no request that the runners should go through the sufferings from the     10     (extreme) long running. It encourages people to join in physical exercise. More and more people realize the importance of health.

Every driver is familiar with the dreaded blind spot problem. However, it is more than just     1     annoyance. According to the National Highway Traffic Safety Administration, over 840,000 car     2     (accident) occurred due to the blind spot. Those zones which cannot be directly     3    (observe) by the driver often cause incidents that result     4     serious property damage and in some cases even fatalities（死亡）. While drivers can take precautions such as adjusting the driver’s seat and side mirrors     5     (proper), installing backup cameras and so on, they won’t eliminate（消除） the     6     (visible) spots completely. Therefore, the driver will always have to carry the     7     (responsible) of being constantly aware of blind spots as failing to do that can lead to accidents.

Luckily, now there’s a solution for that and it comes from a 14-year-old girl,     8     doesn’t even have a driver’s license yet.

However, not being able to drive didn’t prevent Alaina Gassler from     9     (understand) the important issue of traffic accidents resulting from blind spots.

In fact, she knows the problem so well that she actually     10     (solve) it for us. And the way she did it is nothing but genius.

If you have ever watched the Miss America competition, you must have seen that the young ladies wear tight swimming costumes     1     (show) off their shapes, or sing popular songs to reveal their beautiful voices in the talent show.

However, Virginia Camille Schrier,     2    was crowned Miss America 2020, was different. Dressed in a lab coat, the 24-year-old girl    3    (perform) an “elephant’s toothpaste” science experiment. She created an explosion by     4     (combine)hydrogen peroxide(过氧化氢) with potassiumiodide (碘化钾) in the talent show.

“    5    a student of medicine, I am raising social awareness about everyday drug     6     (safe)and abuse prevention,” Schrier told CNN. Meanwhile, her unconventional performance     7     (immediate) made headlines around the United States.

Many people think that Schrier breaks the     8     (fix) impression of Miss America.     9     (like) the other young women, Schrier presents    10     (her) as charming ,knowledgeable and confident, instead of just a pretty face.

It's estimated that two-thirds of people online have had their personal information     1    (steal).

Faced with such a range of     2    (threat), it's easy to focus on technology investment. Firewalls, anti-virus protection and every other kind of technology can be threatened as well. That's not to say that     3    (invest) in IT security isn't important. But the cybersecurity (网络安全) threat needs individuals     4    have skills, talent and experience     5    (bad). Indeed, there will be a global shortfall of 3. 5 million cybersecurity jobs by 2021.

Only with people power can we win the online security war. Here     6    (be) the main reasons and methods.

First of all, it is important to improve the security     7    (aware). Security is becoming important, with organizations starting to understand the big role that individual employees must play.

Secondly, pay attention     8    grassroots education. As we face a significant skill shortage in the future,    9    is of great importance that together we help create the next generation of cyber defenders now.

Thirdly, encouraging skilled staff also matters. Most organizations have concerns about security skills, and two-thirds have trouble     10    (encourage) the security staff they have.