2 . Cold weather, central heating, and falling leaves ... All these things mean _________ flu season has arrived. The flu is _________ dangerous that you shouldn’t take it lightly. Flu season comes every year from October _________ April.

The flu is an illness which _________ by the influenza virus. It is different from the common cold in that it can strike suddenly and it is much _________. The flu can cause serious dehydration (脱水) and liver (肝脏) damage, both of which can kill people.

_________ is especially dangerous for children and elderly people to have flu, since they have weaker immune(免疫) system. Since 2020, more than 200 children in the US _________ from the flu.

These deaths are not limited to the USA. In China, many people die from the flu each year _________. An elderly man in Beijing died from the flu this season, which led to a wide discussion online. The man’s family didn’t know how serious the flu _________, just like many __________ who don’t understand the flu very well.

What can you do to keep the flu away? Hygiene(卫生) is important—take __________ shower every day and wash your hands often. Do not spend time around people __________ have the flu. And if you can, get a flu vaccine. This is a type of special medicine that can help prevent the flu. All of these things can keep you __________ during flu season. If you are stick with the flu, stay home __________ spreading it to others.

__________ the flu is dangerous to us, we can try our best to avoid it.

Lisa had always been overweight. She wanted to lose _______, not just because she wanted to look _______ and healthier, but also because it would make life easier. For example, it was difficult for Lisa _______ ready-made clothes that would fit. She had to ask a tailor to make clothes _______ were large enough.

In school she needed a special chair which was bigger and stronger than _______ chairs. If she went for a walk, she got tired very _______. She was also _______ about the way people treated her sometimes. “People look at me and even make fun of me. That’s unfair! It’s true that I’m overweight, but I don’t think people _______ treat me differently because I’m big. I can’t enjoy _______ dinner with my friends because I’m afraid of getting fatter.” Her friends and family never made fun of her. ________ they tried to help her. They want her to be happy and healthy. Sometimes ________ Lisa was feeling sad, she didn’t want to speak to anyone.

But now things are quite different. Last month her classmates were preparing for the School Art Week. Someone advised Lisa to play ________ lead role of the proud Queen who was tall and fat. Lisa agreed and practiced a lot.

Soon after the play, Lisa became the star, she did ________ well that everybody remembered the proud Queen. ________ stood around her and said “congratulations” to her. She even ________ the School Best Actress for her wonderful performance.

Now Lisa doesn’t worry about being fat any more, she believes in the English saying “Every dog has its day.”

5 . The Chinese high-speed railways have a quality（质量）all on its own. Tier 1 （ 一线）cities like Beijing have a couple hundred high-speed trains stopping at the _______ every day. China's technology on building the railway is _______ the rest of the world. There is no _______ that any other country could be better than China in near future. I had my first chance to ride the high-speed trains last week _______ I had a business meeting in Zhengzhou.

I _______ with a disdain （偏见）for public transportation. Although I was not sure why the US hated it so much, I was afraid of the experience. I hoped to fly, but was told that it would be much better if I _______ the train.

The train was _______. I had traveled on a train before in the US and hated how slow it was and how many stops there were. Chinese high-speed trains are on a different _______. The trains are clean and the seats are huge.

You can’t even feel how fast the train is moving. If there were no windows, I wouldn't be able to tell when we were _______ or when we were traveling at 300 km/h—it is that smooth.

I'm traveling again this week by train and I’m ________.

6 . In China, a lot of food is wasted every year and the waste food is enough for___________people. The food is wasted in restaurants, at home and in schools, etc.

In restaurants or at home, people often order or cook___________food. But they can’t eat it up. When they go out of a restaurant, full and happy, they never look back___________the uncertain food on the table again. Should Chinese consumers(消费者) be __________for the terrible waste?

In schools, we can often see a lot of students ___________food away after meals and they only eat the food they like.

Everyone is supposed to have enough food to eat. However, in some places, the food is so little___________ a lot of people died from hunger. Although China has tried hard to solve the__________of hunger over the past thirty years, the job is not finished yet. Food is important to us all. We__________live without food. So ___________is necessary for us to love food and try to eat up everything on our plates. When we eat in restaurants, we should pack up the leftovers(剩菜剩饭). We also need to tell other people to stop__________food as soon as possible.