1. a, 2.b, 3.d, 4. b, 5. d

1. b, 2. b, 3. b, 4. a, 5. c

1. where did john go last sunday?

John went to the beach last Sunday.

2.what did he give a for her b-day?

He gave her a bunch of flowers for her birthday.

3. where did the company send the new workers?

The company sent the new worker to California.

4. what did your sis dream about last night?

My sister dreamt about the monster last night.

5. when did your grandma hear a loud scream?

My grandmother heard a loud scream last night.

6. where did you go?

We went to the History Museum.

7. why did he fall?

He fell because  he slipped on a banana peel.­­

8. why was the teacher angry?

The teacher was angry because he didn’t do his homework.

9. how long did it take you to get to school?

 It took us about half an hour to get to school.

10. when did she last ride a bike?

                                                     She last rode a bike two weeks ago.

4, 2, 1, 3

5. the ticket price was high, however, many people went to see that film.

1. because I had a bad cold I didn’t go to school yesterday.

2. although Lan can sing very well she can’t play the piano.

3, if we use the car all the time we will make the air dirty.

4, although the story was silly many people enjoyed the film.

5, Although the ticket price was high, many people went to see that film.

6, despite being young, he performs very well.

7, in spite of being a comedy, i didn’t find it funny at all

8, The film was so boring but Jack saw it from beginning to end.

9, although the film begins with a terrible disaster it has a good ending.

10, despite being a bit frightening, I really enjoyed the film.

11, in spite of his young age, he performs very well.

12, The Nile is the longest river in the world.

- No river in the world is as long as the nile river/ is longer than nile river.

13. We will probably visit Japan in the future.

- We might visit japan in the future.

14. My brother can run very fast.

- My brother is a good runner.(?)

15. Nga’s favourite sport is badminton.

16. You mustn’t swim in that polluted lake, boys.

→ Don’t swim in that polluted lake, boys.

17. We live near the school, but they don’t.

→ They live far from the school, but we don't.

18. This is my racket, but that one over there is his.

→ That is his jacket, this one over here is mine.

19. Minh hopes to speak English well in 3 years.

→ Minh hopes that  he would speak english well in 3yrs.

20. Our sources of energy will soon end if we don’t try to save them.

→ Unless we try to save our sources of energy, it won't soon end.

21.Barbare plays chess better than Mike.

→ Mike doesn’t play chess as well as Barbare.

z+ \(\dfrac{8}{12}\)= \(\dfrac{2}{3}\)

<=>   z= \(\dfrac{2}{3}\)- \(\dfrac{8}{12}\)

    <=>z= 0

1. câu chuyện trên có 3 nhân vật, ngôi thứ 3, người kể không có trong câu chuyện.

2. chim Én giúp Mèn đi chơi = cách hai Chim Én ngậm hai đầu của một cọng cỏ khô, Mèn ngậm vào giữa, thế là cả ba cùng bay lên.

3.biện pháp tu từ: so sánh.

4. thể hiện lòng tốt bụng, thích giúp đỡ người khác của 2 con chim Én. em thấy Mèn thật thiếu suy nghĩ và vô ơn😏.

"in the future, we will have special cards to start the engine of the cars." :3

(2) C, (3) B, (4) D, (5) C, (6) B, (7) C