Do your homework.
Tidy your room.
Don't open the door.
Close the window, please.
Be quiet, please.
Don't make so much noise.
Look at me.
Listen to me.
Buy some bread, please.
Don't speak to strangers.
1. did they invite me to the their conference?
they did not invite me to their conference.
2. does the lecturer ask a lot of questions?
the lecturer does not ask a lot of questions.
3. do i know the meaning of this word?
i do not know the meaning of this word.
4. will the students of our group meet in the laboratory?
the students of our group wil not meet in the laboratory.
5. is the company making plans for the future?
the company is not making plans for the future.
Отдельная комната,частный душ.
Потому что сначала do как вспомогательный глагол к слову do, которое является сказуемым, то есть в прямом его значении "делать" . И в первом слове ошибка - what . Если вы конечно это имели в виду ))
My grandmother was watching TV, and watered flowers
my mom was walking my dog and reading a book
my dad was reading a book and watching TV