hihi, tớ là người cảm ơn ms đúng

1.Have you sent the Christmas cards to your family?

-> Have the Christmas cards been sent to your family?

2.The committee appointed Alice secretary for the meeting.

-> Alice was appointed secretary for the meeting(by the committee).

3.He hides the broken cup in the drawer.

-> The broken cup is hidden in the drawer (by him).

4.They keep this room tidy all the time.

-> This room is kept tidy (by them) all the time.

5.They all voted the party a great success.

-> The party was voted a great success(by them).

6.We gave Ann some bananas and some flowers.

-> Ann was given some bananas and some flowers(by us).

7.They moved the fridge into the living room.

-> The fridge was moved into the living room(by them).

8.She bought some cups of tea to the visitors in the next room.

-> Some cups of tea were brought to the visitors in the next room (by her).

9.They find the new project worthless.

-> The new project is found worthless.

10.The secretary didn’t take the note to the manager.

-> The note wasn’t taken to the manager(by the secretary).

[(4x+1)(3x+2)][(12x-1)(x+1)]=4

=>(12x^2+11x+2)(12x^2+11x-1)=4

dat 12x^2+11x-1=ythi y(y+3)=4

=>Y^2+3y-4=0

=>y^2+4y-y-4=0

=>y(y+4)-(y+4)=0=>9y-1)(y-4)=0

ban tu giai tiep nha

Chuyển các câu sau sang bị động

1.The German didn’t build this factory during the Second World War.

-> This factory wasn’t built (by the Greens) during the Second World War.

2.The Greens are going to paint this house and these cars for Christmas Day.

-> This house and these cars are going to be painted for Christmas day by the Greens.

3. Ann had fed the cats before she went to the cinema.

-> The cats had been fed (by Ann) before she went to the cinema.

4.The students have discussed the pollution problems since last week.

-> The pollution problems have been discussed (by the students) since last week.

5.Have the thieves stolen the most valuable painting in the national museum?

-> Has the most valuable painting in the national museum been stolen (by the thieves) ?

6.Some people will interview the new president on TV.

-> The new president will be interviewed on TV (by some people).

7.How many languages do they speak in Canada?

-> How many languages are spoken in Canada(by them)?

8.Are you going to repair those shoes?

-> Are those shoes going to be repaired ?

9.He has broken his nose in a football match.

-> His nose has been broken in a football match(by him).

10.Have you finished the above sentences?

-> Have above sentences been finished ?

XII, use the words given to complete the following paragraph :

Football / seem / most popular game / England // . Young / old / all / fond / watch / it // . Important matches / place / weekends // . As soon / game / begin / people / start / shout / cheer / one side / other // . Some even / begin / throw / thing / and / fight // . Stop / do / things / game / finish

-> Football seems to be the most popular game in England.Young and old people are all fond of watching it. Important matches are taken place at weekends. As soon as the game begins, people will start to shout and cheer for one side or the other. Some even begin to throwthings and fight each other. They only stop doign these things when the game finishes.