mn ơi chỉ em giải + đáp án với em cảm ơn

x^2 -2( m + 3 )x +m^2 +3 =0

5mx^2 - 4x -3m = 0

mx^2 - 2(m - 1)x + m +1 = 0

(m + 2 )x^2 +2 ( m + 2)x + m = 0

giải giùm nha mn mình cảm ơn

I. Wordform :

1. Tet is the most important _________________ in Viet Nam. (celebrate)

2. Fruit’s festival in Suoi Tien Park is a very _________________ activity. (joy)

3. Look at the _________________ bulbs. They are so beautiful. (color)

4. My _________________ are so strong that the word “love” can’t describe them. (feel)

5. There are a lot of _________________ at tourist attractions in Ho Chi Minh City. (sightsee)

6. He felt _________________ because he lost the match. (disappoint)

7. She drives _________________, so she has never caused an accident. (care)

8. Teachers now give _________________to their students in classroom activities . (free)

9. One of the most important _________________ for Vietnamese people is Tet or the Lunar New Year holiday. (celebrate)

10. New Year’s Day is a national _________________, so people don’t have to go to work. (festive)

11. The streets are filled with a _________________ atmosphere when Christmas day comes. (joy)

12. Do you usually put up Christmas _________________ in your house? (decorate)

13. _________________, the meat associated with Easter is lamb. (tradition)

14. Passover, the “festival of _________________ freedom”, is celebrated by Jewish people. (free0

15. They often take part in charity _________________ organized by their church. (act)

16. One cause of the American Civil War was the issue of _________________. (slave)

17. The _________________ Easter Parade has become a popular tradition for Easter Sunday in New York City. (color)

18. Emily has made over 25 films in her career. She started _________________ at the age of 14. (act)

19. The campaign against air polution was organized by a famous environmental _________________. (act0

20. Mai used to be an _________________ student. She often took part in many class activities. (act)

21. What homless people need is love, _________________, and help. (kind)

22. He is very _________________ towards his friends. – he always tries to help if one of them has problem. (consider)

23. Bob was _________________. He gave away a _________________ sum of money to charity before he died. (generosity/ consider)

24. After graduation, my _________________ is to earn enough money to support my family. (prior)

25. The actor is an amusing one. TV audiences like his sense of _________________ (humorous)

26. I’m so _________________ of my father. How efficient and considerate he is!(pride)

27. I hardly know him. He is an _________________ of mine. (acquaint)

28. Many _________________ activities take place in different parts of Vietnam at tat. (culture)

29. As a _________________, I find the celebrations for this holiday strange and interesting. (tour)

30. Justine is a _________________ friend. He can keep your secrets from other people. (trust0

31. I’m _________________ with your _________________ for Tet, which aren’t going according to plan. (satisfy/ prepare)

32. Snow in April is an unusual _________________ in this area. (occur)

33. The police took immediate _________________ when they realized the situation was impossible to control. (act)

Rewrite the following sentences without changing the meaning:

1.You need to attend the course.

It’s __________________________________________________________

2.You should reduce the volume at night.

You should turn _______________________________________________

3.I am on the tenth page of the letter I am writing.

So far _______________________________________________________

4.You are not allowed to turn on that machine.

You must ____________________________________________________

5.We got up late, so we missed the first period.

Since ________________________________________________________

6.They are so lazy that they failed the exam.

They failed ___________________________________________________

7.You should do exercise or you will have fat in your blood.

If you don’t ___________________________________________________

8.It would be better if you stop here.

I suggest _____________________________________________________

hãy sắp xếp các nguyên tố sau theo chiều phi kim tăng dần: Cl, P, B, Br, C