1, để 2-x chia het cho x+ 1 thi

2-x  = 2 - ( x + 1 ) 

mà x + 1 chia het cho x+ 1 

s ra x+ 1 thuộc u của 2 

chuyển sang bị động 

13. she will have a veterinary surgeon examine her dog.

=>she will have her dog examined (by  a veterinary surgeon examine)

14 we had a man take this photograph when we were on holiday last summer

=>we had this photograph taken when we were on holiday last summer

15. The Greens had a carpet cleaner clean their carpet  

=> The Greens had their carpet  cleaned

thanks you very much! 

áp dụng quy tắc so sánh bằng
1.there are ..as many... days in july  as in august(many)?
2.are there ...as many. days in july as in  august(many)?
3.is summer ..as pleasant as.. autumn(pleasant)?
4.are you ...as strong as...your friend(strong)?
5.is she ....as careful as.. her sister(careful)?

EXERCISE 4: CHUYỂN CÁC CÂU SAU SANG BỊ ĐỘNG

1. I had my nephew paint the gate last week.

=>I had the gate painted last week.

2. she will have Peter wash her car tomorrow.

=>She will have her car washed by Peter tomorrow.

3. they have her tell the story again.

=>They have the story told again.

4.  John gets his sister to clean his shirt

=>John gets his shirt cleaned.

5.  Anne had had a friend type her composition.

=>Anne had had her composition typed by a friend.

6. Rick will have a barber cut his hair.

=>Rick will have his hair cut.

7.  I will get the dressmaker to make a new dress.

=>I will get a new dress made.

8. he had a mechanic repair his car.

=>He had his car repaired.

9. she often gets the technician to maintain the heater

=>She often gets the heater maitained.

10. they had the police arrest the shoplifter.

=> They had the shoplifter arrested.

11.  are you going to have the shoemarket repair your shoes? 

=> are you going to have your shoes repaired?

  I. Choose the best answer:

1. Don't be silly! That ....... possibly be Rivaldo!

             A. mustn't             B. shouldn't             C. won't                D. can't

2. I ....... be interested in playing badminton as a child.

            A. could                B. ought to               C. might               D. used to

3. They've told you time and time ....... not to go out at night.

            A. to                      B. over                     C. again               D. before

4. Sorry I'm late, but I ....... feed my little son before leaving home.

            A. needed             B. must                     C. had to             D. was to

5. When I rang Oanh some time last week, she said she was busy ....... day.

            A. this                    B. that                       C. then                D. the

                 II. Supply the correct forms of the word in parentheses:

1. Phuong arranged flowres the most ...attractively.... ( attract ) in the contest.

2. It is a contest in which ..paripants.....( paripate ) have to read two poems in English.

3. ...environmentalists.....( Environment ) are concerned about the use of dynamite to catch fish.

4. Years later, she passed me in the street without even a small sign of ....recognition ...( recongnize )

5. He was ....foolish ... ( fool ) to say that English is helpless.

6. Let me get an ....application ... ( apply ) form and I can fill out.

7. In that story, the prince got .....married ....( marry ) to a poor girl.

8. The tiger wanted to see the farmer's ...wisdom ..... ( wise ).

9. A fairy appeared and .....magically ...( magic ) changed her old clothes.

10. I wrote ....endless ....( end ) letters of application but I got no reply.

I. Choose the best answer:

1. Don't be silly! That ....... possibly be Rivaldo!

             A. mustn't             B. shouldn't             C. won't                D. can't

2. I ....... be interested in playing badminton as a child.

            A. could                B. ought to               C. might               D. used to

3. They've told you time and time ....... not to go out at night.

            A. to                      B. over                     C. again               D. before

4. Sorry I'm late, but I ....... feed my little son before leaving home.

            A. needed             B. must                     C. had to             D. was to

5. When I rang Oanh some time last week, she said she was busy ....... day.

            A. this                    B. that                       C. then                D. the

9.My sister/not/going to/jog/tonight/. /

=>My sister is not going to jog tonight

10.We/not/going to/buy/a car/next year/. /

=>We are not going to buy a car next year

9.My sister / not / going to / jog / tonight /. /

=> My sister aren't going to jog tonight .

10.We / not / going to / buy / a car / next year /. /

=> We aren't going to buy a car next year .

7.He/going to/read/book/tonight/?/

=> Is He going to read book tonight ?

8.I/going to/help mom/to tomorrow/. /

=>I am going to help mom tomorrow

7.He / going to / read / book / tonight / ? /

=> Is he going to read book tonight ?

8.I / going to / help mom / to tomorrow /. /

=> I am going to help mom tomorrow . 

When/he/going to/buy/a new bike/?/

=>When is he going to buy a new bike?

Nam/Mai/not/visit/zoo/this Sunday/. /

=>Nam and MAi won't visit the zoo this Sunday.

5. When is he going to buy a new bike?

6. Nam and Mai won't visit the zoo this Sunday.

3.They/going to/listen/music /tonight/?/

\(\Rightarrow\)Are they going to listen to music tonight?

4.Where/you/going to/have a meeting/?/

\(\Rightarrow\)Where are you going to have a meeting?

3.They / going to / listen / music / tonight / ?

=> Are they going to listen to music tonight ?

4.Where / you / going to / have a meeting / ?

=> Where are you going to have a meeting ?

1.We/be going to/stay/home/this weekend/. /

\(\Rightarrow\)We are going to stay home this weekend .

2.She/be/not/going to/finish/work/tomorrow/ . /

\(\Rightarrow\)She is not going to finish her work tomorrow 

1. We are going to stay at home this weekend.

2. She isn't going to finish her work tomorrow