Giúp mk với

2) Cho hình thang cân ABCD có 𝐴̂=600 (BC//AD). Đường chéo AC là phân giác của góc A và 𝐵𝐶=5𝑐𝑚

a) Chứng minh tam giác ABC là tam giác cân

b) Chứng minh: tam giác ACD là tam giác vuông

c) Tính chu vi hình thang ABCD

Giúp mik vs

I- Reorder the words to make sentences:

1. still play /Gathering and hunting/ an important role / of some / in the life /in the mountains./ethnic peoples

…………………………………………………………………………………………………………………

2. Research/ that /has shown /using social media/ may have / on teenagers./too often / negative effects /

…………………………………………………………………………………………………………………

3. are interested/If you/ in/ culture,/you /a festival/ regions./ethnic minority/ should join in/ in the mountainous/

…………………………………………………………………………………………………………………

4. country/ with/ Vietnam/ 54/ is/ multiethnic/ a/ groups/ ethnic.

…………………………………………………………………………………………………………………

5. friends/She / socialised / at/ many / the/ new / summer camp/ with /

…………………………………………………………………………………………………………………

6. bring / our / challenges/ changes / both / pride / and / Hanoi/ of / to / The / country./

…………………………………………………………………………………………………………………

7. element / of / important / colours / / life / an / the / Each / represents / of

…………………………………………………………………………………………………………………

8. minorities/ make/ population/ Ethnic/ up/ 15 percent/ of/ the/ of/ about/ Vietnam

…………………………………………………………………………………………………………………

9. Many/ ethnic minority/ students/ have/ travel/ long way/ get/ school.

…………………………………………………………………………………………………………………

10. How much/ dish/ five-colored/ sticky rice?

…………………………………………………………………………………………………………………

11. Duong Lam Village/ located/ Duong Lam commute/ a 45 km/ distance/ from Hanoi.

…………………………………………………………………………………………………………………

12. Most/ live/ of/ ethnic/ in/ minorities/ the/ the/ areas/ in/ north/ the/ mountainous.

…………………………………………………………………………………………………………………

13. The communal house/ or/ Rong House/ can/ only/ found/ villages/ North/ the Central Highlands.

…………………………………………………………………………………………………………………

14. These days/ children /watching TV/ playing outside. /a lot of /prefer/ to/

…………………………………………………………………………………………………………………

15. bamboo / are / wood, / Stilt / / made / and // houses /cane / often / from

…………………………………………………………………

II-Write the second sentence so that it has the same meaning with the original sentence.

1. It took me two hours to walk to her village.

I spent…………………………………………………………………………………………….

2. Do you want me to show you how to use this?

Would you ………………………………………

3. Jane makes crafts better than her sister.

Jane’s sister doesn’t ……………………………….

4. She likes to hang out with friends on Saturday evening.

She’s interested ………………………………………………………………

5. There were more guests at my cousin’s wedding than we expected.

More guests came …………………………………………………………………..

6. He spent two hours doing the mathematical exercises .

It took ……………………………………………….

7. Let ‘s go to the cinema tonight ?

How about ……………………………………………….

8. I like eating popcorn and watching the latest films with my friends.

I am interested ………………………………………………………….

9. I'll ask the shopkeeper how much the shawl is.

I'll ask the shopkeeper what the price ……………………………………………..

10. He hates playing board games.

He doesn’t like …………………………………………………………………….

11. He passed the exam because he’s intelligent.

He’s …………………………………………………………………………..

12. Skateboarding is her hobby.

Her favourite leisure ……………………………………………….

13. Flying a kite in the countryside is very exciting.

It’s………………………………..

14. Let’s go to my uncle’s farm at the weekend.

Amy suggested……………………………………………

15. I have done voluntary work for three years.

I started ………………………………………………

16. It’s not necessary to change the dates of our trip.

We…………………………………………..

I. Choose the word that is pronounced differently from the others.

1. A. terraced B. satisfied C. hooked D. relaxed

2. A. community B. custom C. costume D. museum

3. A. ethnic B. unique C. basic D. diverse

4. A. visited B. recommended C. wanted D. hoped

5. A. complicated B. developed C. stopped D. watched

6. A. important B. boring C. minor D. northern

7. A. collect B. convenient C. community D. costume

8. A. leisure B. eight C. celebrate D. penalty

9. A. fun B. sun C. surf D. cut

10. A. scarf B. school C. science D. scare

11. A. sure B. soundly C. simple D. stilt

Giúp mình vs

III. Write a sentence with if ... for each situation. Use a type 2 conditional

(if+ the past tense , S + would/ could + V0). 1. We don't visit you very often because you live so far away. …………………………………………………………………………………………………………………

2. Sandra can't take a photo because she hasn't got her camera. …………………………………………………………………………………………………………………

3. She buys a lot of clothes, so she has no money. …………………………………………………………………………………………………………………

4. I have to work tomorrow evening, so I can't meet you. …………………………………………………………………………………………………………………

5. It's raining, so we can't have lunch in the garden. …………………………………………………………………………………………………………………

6. Susan hasn't got a watch, so she's often late for work.

…………………………………………………………………………………………………………………

7. He coughs a lot because he smokes forty cigarerres a day. …………………………………………………………………………………………………………………

8. They don't have a garden. They don't grow vegetables. …………………………………………………………………………………………………………………

9. I don't have a boat. I won't sail around the world. …………………………………………………………………………………………………………………

10. I'm not rich, so I don't live in a big house. …………………………………………………………………………………………………………………

11. I don't know his address, and Idon't give it to you.

…………………………………………………………………………………………………………………

12. He doesn't work slowly enough, so he makes many mistakes.

…………………………………………………………………………………………………………………

13. I am not sent to prison. She doesn't visit me . …………………………………………………………………………………………………………………

14. I don't win a big prize in a lottery, so I don't give up my job. …………………………………………………………………………………………………………………

15. The doctor can't see many patients because he is so late.

………………………………………………………………

Giúp mình với

I

1. If I (know)..........................his telephone number. I’d give it to you.

2. He could get a job easily if he (have) ............................. a degree.

3. Henry talks to hisdog as if it (understand) .............................. him.

4. If she (not hurry) .........................., she may be late.

5. Water (not run) ..................................down hill if there were not gravity.

6. He looked tired as if he (work) ……….…………………......very hard.

7. If you (turn) ................................out the light, we shall be in the dark.

8. He might get fat if he (stop) ………………………………......smoking.

9. I (accept) ................................. if they invite me to the party.