Phân tích các đa thức sau thành nhân tử

a.\(x\left(y^2-z^2\right)+y\left(z^2-z^2\right)+z\left(x^2-y^2\right)\)

b.\(\left(x+y\right)\left(x^2-y^2\right)+\left(y+z\right)\left(y^2-z^2\right)+\left(z+x\right)\left(z^2-x^2\right)\)

1.John dislikes(work) .......................... in front of a computer all day

2. I'd like(visit) ........................... the Viet Nam Museum of Ethnology this weekend.

The temple of literature is about 10 minutes away from Hoan Kiem Lake.It was constructed in 1070 under Ly Thanh Tong 's dynasty

1.The Temple of Literature ......... in 1070.

A. find B. Found C. was found D. was founded

Make passive sentences, using the cues given

1.kangaroos/find/Australia.

2.English/speak/many countries/world

3.rice/grow/mostly/Asia.

4.coffee/make/Brazil.

5.

1.America (discover) .................................... by Christopher Columbus.

2.Sydney Opera House in Australia (finish) .................................. in 1973.

3. The Great Wall in China (build) ................................................ many centuries ago.

PASSIVE VOICE

1.They are eating a cake. ...................................................

2.English people speak English. ..................................................

3.People wear glasses. .................................................

4.The children drinks whisky ................................................

5.Our children keep a cat and a dog as pets. ................................................................

6.A rooster does not lay eggs. ................................................

7.Sheep give the wool. ................................................

8.Mother did not serve dinner. ................................................

9/They left hats and coats here. ...............................................

10. They cannot hold the meeting in that room. .........................................

------------------------------------------------------------------------------------------------------------------------------------------

1.He has to pay the bill. .........................................................

2. For the time being,Alice is teaching that group. .........................................................

3.She has finished the report. ..........................................................

4.The police have arrested five suspects. .........................................................

5. The mad dog bit the little boy. ..........................................................

6.The teacher corrects our exercises. ..........................................................

7. Mr.Smith saw the accident. ..........................................................

8.They started a dancing class last week. ..........................................................

9.You should insure the package ..........................................................

10.He may pay the bill for us. ...........................................................

------------------------------------------------------------------------------------------------------------------------------------------

my free time

On weekdays, I don't have much free time.When I get home from school,I usually do my homework,watch some TV or

Write a lettter to invite a friend to a circus, using the following cues.

1. I/happy/hear/that//you/your family/well.

2.You/remember/circus/we /see/last year?

3.Circus/coming/again/our city.

4. My father/ tickets/circus.

5.We/you/go/us.

6.You/free/this weekend?

7.We /meet/7 pm/outside/theatre.

8.Show/begin/7.30 pm.

9.I /hope/we/goodtime/together.

10.I/ look forward/see/you/ there.

Have a good day!

Regards,

Tuan