1/ Teenagers need love and support from their parents when they face the many changes in their lives
2/ For teenagers, parents and families are a source of care and emotion support
3/ Families provide teenagers with practical, financial and material help
4/ Teenagers are also going through rapid physical changes
5/ Supporting each other is important for them to get through these challenges.

1.appearance

2.fashionable

3.inspiration

4.colorful

5.striped

6.faded

7.completely

8.painted...embroidered

9.introducted

10.modered

VI.

1a

2b

3d

4.c

5c

6c

7c

8d

9d

10.

1.In Hoa Binh Province and loolainous regions of Thanh Hoa Province.

2."The Gong" is the most popular musical instrument of the Muong.

3.Literature and arts of the Muong include long poems, "mo" (ceremon khme songs), folksongs, dialogue duets, proverbs, lullabies, and children's songs.

4.yes,it is.

5.The typical crafts of the Muong are weaving, knitting reeling.

6.Muong women

1.a

2.c

1.how many ethinic groups are there in VN?

2.where did you go last week

3.are Thai people good at farming techniques?

4.how far is it from Ha Noi to Moc Chau?

5.when did you go to a local open-air market in Lao Cai?

6.what is one of the main production activities of the Khmer people?

7.how often do the Thai hold festival with a lot of traditional games?

8.which language do the King speak?

1.lunch

2.sandwich

3.food

4.healthy

5.eat

câu 2

\(\left(x-4\right)^2+\left(x-4\right)\)

(=)\(\left(x-4\right)\left(x-4+1\right)\)

(=)\(\left(x-4\right)\left(x-3\right)\)

(=)\(x-4=0\) hoặc \(x-3=0\)

(=)\(x=4\) hoặc \(x=3\)

1.was often taken

2.was repaired

3.bought

4.has moved

5.are playing

6.visit

7.have known

8.rang

9.travels

10.will make

11.spoke

12.was practicing

13.will look

14.were sleeping

15.ate

16 will tell

17.was destroyed

18.drink

19.swam

20.are sewing

21.had

22.went

23.has lived

24.has borrowed

25.left

26.harvest

27.takes

28.travelling

29.knew

20.could

II.

1. the problem can be solved by us.

2.experiments on animals should be stopped.

3.life on another planet might be found.

4.all the schools in the  city have to be improved.

5.a new bridge is going to be built in the area.

6.this exercise must be done carfully

7.jeans are sold all over the world. 

tại vì có động từ khuyết thiếu "should" nhe

1.Nam's house is larger than mine.

2.My grandfather is the oldest member in my family.

3.Tan is better at English than me.

8.our school is more beautiful than hers.

10.Tan is as intelligent as Hoa

7.my mother is younger than my father.

mấy câu còn lại mình k dịch dc chữ nên k làm dc