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bạn nào giỏi toán giúp mình với

BÀI 11: Chuyển những câu bị động dưới đây về thể khẳng định (+), phủ định (-) và nghi vấn (?) ở thì quá khứ đơn.

1. (+) This building was designed by a French architect.

(-)_________________________________________________________

(? ) ________________________________________________________

2. (+)_________________________________________________________

 (-) This non-profit organization wasn’t founded in 1990.

(? ) ________________________________________________________

3. The thieves were arrested yesterday.

(-)_________________________________________________________

(? ) ________________________________________________________

4. (+)_________________________________________________________

(-)_________________________________________________________

 Was this piece of music composed y Mozart?

5. (+)_________________________________________________________

The keys weren’t found in her bedroom

(? ) ________________________________________________________

6. the statue was destroyed years ago.

(-)_________________________________________________________

(? ) ________________________________________________________

7. (+)_________________________________________________________

(-)_________________________________________________________

(?) Were Janet born in America?

8. (+) I was named by my grandparents.

(-)_________________________________________________________

(? ) ________________________________________________________
Bạn nào giỏi tiếng anh giúp mình với

Bài 10: Chuyển những câu bị động sau  thành câu chủ động.

1. I am taken to school by my father every day.

________________________________________________________________.

2. This book is read by a large number of people. ________________________________________________________________.

3. The President is warmly welcomed  by the citizens. ________________________________________________________________.

4. You are invited to the party by Jim. ________________________________________________________________.

5. Chocolate is loved by many children. ________________________________________________________________.

6. Historic places in my hometown are protected by the authorities. ________________________________________________________________.

7. This old man is visited regularly by his grandchildren. ________________________________________________________________.

8. The letter is accidentally torn by me. ________________________________________________________________.

9. This problem is clearly explained by my teacher. ________________________________________________________________.

10. The vase is placed under the table by my mother.

________________________________________________________________.
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1. The painter displays all the paintings in the gallery. ( are)

All the paintings _______________________________________

2. Jim turns off the kettle.( by)

The kettle  _________________________________________________

3. Peter always locks the door before 9 p.m ( locked)

The door __________________________________________________

4. Does Jim take you to the airport? ( taken)

Are you _________________________________________________

5. How often does Jane clean the room? ( is)

How often _________________________________________________

6. My brother rarely write a long essay. ( is)

A long essay __________________________________________________

7. My aunt arranges flowers beautifully. ( are)

Flowers ___________________________________________________

8. Mr. Smith sometimes drive the new car to work. (is)

The new car ___________________________________________________

9. I never speak English outside the classroom. ( by)

English _________________________________________________________

10/ People never open this gate. ( is)

The gate_________________________________________________________

11. people make bottles from plastic. ( are)

Bottles _________________________________________________________

12. Jane hangs the wedding photo on  the wall. (by )

The wedding photo _________________________________________________________

13. Someone guard this place twenty-four hour a day. ( is)

This place _________________________________________________________

14. Jim writes and posts his blog on social network site. ( is)

Jim’s blog _________________________________________________________

15. People harvest winter wheat in late July ( is)

Winter_________________________________________________________
Bạn nào giỏi tiếng anh giúp mình với.

hai số x và y tỉ lệ nghịch với 2 số 2 và 3 và x^2 + y^2 = 352. Tìm x và y.

Biết y tỉ lệ thuận với x theo tỉ lệ là 3, x tỉ lệ nghịc với z theo hệ số 15. Hỏi y tỉ lệ thuận hay nghịch với z. Tìm hệ số tỉ lệ.

Ai giỏi văn giúp mình với.