ai có thể giải giúp mình bài này đc không ( cảm ơn các bn)

VI. Rewrite the sentences

Question 16. Does Jack clean the floor every day? (passive)

_____________________________________________________

Question 17. Has your mother  bought this dress for the party this morning?(passive)

_____________________________________________________

Question 18. Was she doing  this exercise with you at this time two days ago? (Passive)

_____________________________________________________

Question 19. They don’t send him abroad to study. (passive)

He___________________________________________________

Question 20. She used this room for watching film last year.

This room____________________________________________

Question 21. Study hard or you’ll fail the exam.

ð If_______________________________________________________ .

Question 22. I don’t see you very often because you live so far.

ð If_______________________________________________________ .

Question 23. I didn’t have enough money, so I didn’t buy that skirt.

If_________________________________________________________ .

ð Question 24. If We don’t practice English very often , we can’t communicate with foreigners.

Unless_____________________________________________________ .

Question 25. Unless I  met you now, I couldn’t go on working

ð If _____________________________________________________________________

Question 26: They studied English well so that they could find a good job in the future

=> ( so as to ) ___________________________________________________

Question 27: Although Mary applied for this job first, she wasn’t offered for it

=> Despite __________________________________________________

Question 28: We put off the football match yesterday because of the bad weather

=> Since _____________________________________________________

Question 29: Because not feeling well, I decided to stay at home

ð Due to _____________________________________________________

Question 30: Though my life was difficult, I had to face up to it

ð In spite ________________________________________________________

VIII.: Change the following sentences into the Reported Speech

1. Nam said “I am told to be at school before 7 o’clock”

_____________________________________________________________________________

2. Thomas said “All the students will have a meeting next week”

_____________________________________________________________________________

3. She said “My parents are very proud of my good marks”

_____________________________________________________________________________

4. The teacher said “All the homework must be done carefully”

_____________________________________________________________________________

5. Her father said to her “You can go to the movie with your friend”

_____________________________________________________________________________

6. She said “I may visit my parents in summer”

_____________________________________________________________________________

7. The teacher said “We can collect old book for the poor students”

_____________________________________________________________________________

8. She said “I don’t buy this book”

_____________________________________________________________________________

9. The boys said “We have to try our best to win the match”

_____________________________________________________________________________

10. Her classmate said “Ha is the most intelligent girl in our class”

_____________________________________________________________________________

có ai có thể giúp mình làm bài này với đc không 

 III. Complete each space with a phrasal verb from the list. ... 

 1. She __________ his invitation to the party and now he's really upset.

2. What's __________  in the street over there? Open the door.

3. Lots of fruit and vegetables will help you  _________ your cold.

4. My brother was  _______ with a trip to the zoo. 

5. The road was jammed, so we had to ________ and find an alternative route.

6. I have _________ about a fabulous place  where we can go for a picnic this weekend.

IV. Put the verbs in the brackets into the correct tense.

1. The factory (take over) ____________ by my father 20 years ago.

2. What (you /do) ____________ at 9p.m yesterday? I ( find out) ________about a new film.

3. Where  (this book/ bring out) ____________ soon?.

4. When Jack (turn up)_______, we ( look for ) _____________ the key to open the door.

5. My father ( found) ________ a small company when he (be) _____ young.

5.What (you /watch) ____________ on TV 5 days ago? I ( see) ______ some hot news

6. He (go) ____________ fishing with his friends by the time he (take part in ) __________the meeting.

7. We (live) ________ here for 2 years, and we ( just /move) ____________ to other place.

8. I (not see) ____________ him since we (say) ____________ goodbye.

9. He always (study) ____________ very hard, and he sometimes (play ) ________ hard too.

10. After his bussiness ( close down) __________last year, he (give up) _________ doing anything else.

11. We (buy) ____________ a new car next year in order that we can (travel) ___________more

12. Keep silent! The baby (sleep) ____________, I (not/ want) _______ (wake )_______him up .

V. Choose A, B, C, or D to complete the sentences.

1. I love going to this place _____ it's the quietest place in the city.

A. so                     B. though                  C. so that              D. as

2. They keep changing the decoration of the shop_______ they can attract more young people.

A. so that              B. because                C. although           D when

3.________ she's young, she's the most famous artisan in the village.

A. When                B. Although                C. Whereas           D. In order to

4. Do you know who's______ his pottery workshop?

A. bring out           B. taking over            C. passing down    D. turning down

5. I've_______ the product catalogue and decided to buy this table.

A. found out          B. closed down            C. looked through   D. lived on

6. This sports centre is so small that it cannot______the demands of local residents.

A. keep up with        B. face up to            C. deal about            D. setup

7. When I turned up, the town hall was already_____ of teenagers.

A. full                   B. packed          C. crowded           D. jammed

8. She turned ______the new job in New York because she didn't want to move.

A. on                   B. down               C. off                   D. up

9. After I found all the information I needed, I________the computer.

 A. turned off                 B. switched on                C. looked for                  D. put off

10. Factories and offices should be built in __________areas only.

A. rural                        B. Coastal              C. culture                     D. urban

Gọi cạnh còn lại là a

Áp dụng BĐT tam giác, ta có

34+26=60(cm)>a 

34-26=8(cm)<a    

=>8<a<60=>a thuộc {9;10;11;...;57;58;59}

Từ 9 đến 59 có: (59-9):1+1=51(số)

Hay có 51 tam giác thoả mãn yêu cầu của bài toán

chúc em học tốt hihi

hihi

ai có thể giải giúp mình bài này đc k ( giải chi tiết hộ mình nhé)

cho tam giác ABC vuông tại A đường cao AH trong các đoạn thẳng sau : AB,AC,BC,AH,BH,CH. hãy tính độ dài các đoạn thẳng còn lại .

a, AC=40cm      AH=24cm

b, AH=9,6cm      HC=12,8cm

c, CH=72cm        BH=12,5cm

d, \(\sqrt{2,5.14,4}=6\)

chúc bn học tốt