Xác định hàm số bậc nhất trong các trường hợp sau

a, Đồ thị hàm số song song với đường thẳng y = 2x + 2020 và đi qua điểm A(7;3)

b, Đồ thị hàm số vuông góc với đường thẳng \(y=\frac{1}{5}x+2020\).

c, Đồ thị hàm số có hệ số góc bằng -3 và đi qua điểm A(2;-3)

Vì sao ăn nhiều đường sẽ bị bệnh tiểu đường. Nêu phương pháp ăn uống khỏe mạnh.

Tại sao vào mùa hanh khô người ta hay bôi kem chống nứt da.

Đối với người già, thừa lipit sẽ gây ra bệnh gì

Tìm lỗi sai và sửa lại

1. I have seen lots of interesting places when Iwent on holiday last summer.

2. When my cat heard a noise in the bushes, she stopped movingand listen intently.

3. I think it's time you change your way of living.

4. Roger felt the outside of his pocket to makesure his wallet is still there.

5. When I'm shopping in the supermarket, I raninto an old friend who I hadn't met for five years.

6. The police arrested the man while he is havingdinner in a restaurant.

7. Peter and Wendy first met in 2006, and they aremarried for three years now.

8. Some people are believing there is life on other planets.

9. Recently, the island of Hawaii had been the subject ofintensive research on the occurrenceof earthquakes.

10. Every morning, the sun shines in my bedroomwindow andwaking me up.

Choose the bold part in each sentence that needs correcting:

1. Linda has worn her new yellow dress only once since shebuys it.

2. Last week Mark told me that he got very bored with his present job and is looking for a new one.

3. Having fed the dog, he was sat down to his own meal.

4. When I turned on my computer, I was shocked to find some junk mail, and I delete it all.

5. They are ging to have to leave soon and so do we.

6. The boss laughed when the secretary has told him that shereally needed a pay rise.

7. The telephone rag several times and then stop before I couldanswer it.

8. Debbie, whose father is an excellent tennis player, has beenplaying tennis since ten years.

9. I have seen lots of interesting places when I went on holiday last summer.

10. When my cat heard a noise in the bushes, she stopped movingand listen intently.

11. I think it's time you change your way of living.

12. Roger felt the outside of his pocket to make sure his wallet is still there.

13. When I'm shopping in the supermarket, I ran into an old friend who I hadn't met for five years.

14. The police arrested the man while he is having dinner in a restaurant.

15. Peter and Wendy first met in 2006, and they are married for three years now.

16. Some people are believing there is life on other planets.

17. Recently, the island of Hawaii had been the subject ofintensive research on the occurrence of earthquakes.

18. Every morning, the sun shines in my bedroom window andwaking me up.

19. The man died as a result of falling asleep when he drives.

20. Caroline has worn her new yellow dress only once since shebuys it.

21. We'll be cycled to Hoa's village at this time next Sunday.

22. What will you do when your friends won't come?

23. Someone was knocking at the door when I was doing thewashing up.

24. My friend didn't drink any beer since we came to live here.

25. We have written to each other when we were in primary school.

26. After breakfast, I'm gone to walk to school with my friends.

27. Will he go to the pop concert this weekend for a change?

Bài học về đối nhân xử thế và triết lý dân gian được gửi gắm qua truyện Tấm Cám

Cái lõi lịch sử của Truyện An Dương Vương và Mị Châu - Trọng Thủy

Viết đoạn văn ngắn nêu ấn tượng của em sau khi đọc đoạn trích Chiến thắng Mtao Mxây