Is there a mistake in the sentence I wrote, and how can I change it better?

This is an imitation question, and the writing should use the technique of analogy, consistent with the example sentences, read it, and think about what kind of picture you see while reading. Here's the answer:

Example sentence: The flying sea, the golden sand, and the foaming waves make up the stunning coastline.

Imitation: The blue sky, the endless grassland, and the flock of sheep grazing leisurely wagging their tails make up the beautiful prairie.

1. Although he is not in good health, he can barely continue to work.

2. Although the enemy was defeated by us, he was still struggling desperately.

3. There are a lot of children's books now, but not many of them.

4. Teachers can criticize students, but they cannot reprimand students.

5. Teachers work hard but enjoy it.

6. The façade of this tea base state hall is not large, but the layout is very distinctive.

7. It has been many years since Grandma Lao Nian left us, but her kind face still appears in front of my eyes.

8. Although workers work overtime, they still can't meet the needs of the market.

9. It's okay to do this, but it's a waste of time.

10. My sister has just joined the education work, and she is very enthusiastic, but she lacks experience.

Change ten first.

1. Class 5 of Grade 8 is the best class in the school.

2. Due to the use of scientific review methods, his learning efficiency has been greatly improved.

3. The re-excavation of the Qin Terracotta Warriors and Horses after 24 years of silence has attracted the attention of the best at home and abroad.

4. Whether the academic performance can be improved mainly depends on whether the students themselves work hard.

5. We sincerely thank the teachers for their silent dedication over the years.

6. Recently, the punishment for drunk driving has been increased across the country in order to avoid those appalling traffic accidents.

7. In the review of the high school entrance examination, many students have problems such as not highlighting the focus of the review, unreasonable time arrangement, and some even remember the previous knowledge and forget the later knowledge.

8. He was the only survivor of the coal mine accident among the miners.

9. Kunming in March is the most beautiful season of the year, and a large number of Chinese and foreign tourists will flock to this season.

10. Effectively lightening the peasants' burdens is the key to building a new socialist countryside.

Ten more. ) means to delete, and [] means to insert.

11. Fuzhou City won"National Health City"The (reason) [title] is the result of the joint efforts of the people of the city.

12. The key to whether a person has a healthy body is whether he can participate in physical exercise consistently.

13. The high-speed maglev train does not contact the track at all when it is running. It has no wheels and transmission mechanism, and the suspension, guidance, driving and braking of the train are all achieved by electromagnetic force.

14. According to the old man's later recollection, in addition to the 3,000 yuan he had just withdrawn from the bank, there were also UnionPay cards, ID cards, mobile phones and other (documents) [items] in the bag.

15. Our school's fundraising activity for the Sichuan disaster area has received positive responses from many (school) teachers and students, and more than 30,000 yuan has been raised in less than a day.

16. In the process of learning, we must solve and discover the existing problems in time (I).

17. I grew up in a drama family, and I am no stranger to Henan Opera (to me).

18. (Seeing) this **, as if it brought me back to that childhood full of infinite fun.

19. We will do our utmost and do everything possible to resolve the Taiwan issue by peaceful means. But we will never commit ourselves not to the use of force.

20. All localities and departments regard improving people's livelihood, ensuring people's livelihood, and attaching importance to people's livelihood as the foothold (and starting point) of all work.

First, correct correction: change in to at, and the changed sentence is: the boy is at his twentyIt means that the boy is twentyThe boy is 20 years old.

second, in hs twenty, the meaning of the expression: an indefinite period of time, the meaning of twenty years;

And at his twenty, which means age point, is equivalent to twenty.