Wuhan is the capital city of Hubei. It is a beautiful, large and very important city in China. During this Spring Festival, the city_______ tons of attention because a novel coronavirus (新型冠状病毒) appeared there and spread around the country.

Several days before the Spring Festival, Wuhan _________ and the city became quiet and still. However, a big fight was going on there. It was the fight _______ the novel coronavirus.The doctors and nurses there became brave warriors (勇士) in masks (口罩), glasses and protective suits. They were racing against the clock. Lots of _______   had to work over ten hours every day, drinking little or no water. They risked their health and even _______ to treat the patients, In such cases, almost no one stepped back or gave up. Thousands of doctors and nurses from other cities and provinces in China went to Wuhan_______ them. There is no doubt that they were all heroes in the fight.

_________ doctors and nurses, everyone in our country was doing their own_______ in the fight against the novel coronavirus.

This Spring Festival was not as_______ as it usually is. It even brought us to tears many times.________, we will never forget those difficult days, not only for the awful virus, but also for the efforts we made together and the lessons we learned.

More and______ companies around the world are telling staff (职员) they do not need to wear a suit and tie. In the _____century, most business people and office workers had to wear business clothes. In today's world,______ is becoming less important. Companies now want their workers to dress _____ a more casual 随意的) way. This is to make staff feel more relaxed, so they work harder. The latest international company to _____ its dress code is the investment bank Goldman Sachs. It said its staff could _____ not to wear a suit, but asked them to "exercise good judgment" in deciding how to dress for work.It said the change was due to (由于) "the changing nature of workplaces generally in favor of a more casual environment."

Many people in business think more casual dress is not a good thing. Justin Urquhart Stewart,founder of the investment company 7IM, said not wearing a suit and tie could give a bad______ to customers. He said: "You're looking after people's money, so you should behave and dress respectfully. I would not expect to _____ over my pension (津贴) to someone in jeans and a football shirt. It may be _____- fashioned but I think it would be dangerous for a business to do that." However, many companies, like Google and Amazon, _____ their staff to dress casually and wear jeans and T-shirts to the office.