+masha sometimes write letters. - ? да/нет спец. +masha is writing a letter now - ? да/нет спец. +masha and pasha have got bikes. - ? да/нет спец. надо! ↔ ⊆^^⊂

Masha doesn’t write letters. / masha sometimes doesn’t write letters. ? - does masha sometimes write letters? yes, she does no, she doesn’t - masha isn’t writing a letter now ? is masha writing a letter now? yes, she is no, she isn’t masha and pasha haven’t got bikes. have mash and pasha got bikes? yes, they have no, they haven’t

- masha doesn't write letters.

? does masha sometimes write letters?

yes,she does.

no,she doesn't.

how often does masha write letters?

-masha isn't writing a letter now.

? is masha writing a letter now?

yes,she is.

no,she isn't.

what is masha writing now?

-masha and pasha haven't got bikes.

? have masha and pasha got bikes?

yes,they have.

no,they haven't.

what have masha and pasha got?

1) you will be driven to the airport by someone. 2)  goldfish live in fresh water.  - (passive is impossible here) 3) pyramids were built by the egyptians. 4) four miles was walked by us yesterday. 5) they arrived at 7 last night. -  (passive is impossible here) 6) i was informed about it (by them). 7) i  slept till 8. -  (passive is impossible here) 8) it's raining.  -  (passive is impossible here)   9) the rules must be obeyed.  10) he's sneezing again.  -  (passive is impossible here) 11) videos like this can be bought anywhere.  12) the history of this place has to be written by someone.  13) their car  has been sold by them to pay the debts.  14) a meeting in the village hall is held once a week.  15) it has been proved by them that there is no life on the moon.  16) a lot of money is owed to the bank (by them).