Объяснение: 1. The teacher asked them why that computer didn't work.
2. Her mother asked her what she was copying and pasting from the Net.
3. His father asked if he had installed the antivirus he had bought the day before.
4. Her mother asked if she hadn't installed the previous one
5. Farrukh asked what the URL of the new site he has told him about was.
6. The boy asked if she had sent her an e-mail.
7. The teacher asked if she had downloaded the necessary files the previous week.
8. Rakhim asked if she had been sending mails when the headmaster arrived.
Can I have coffee? (some)
I have sweets. (a lot of)
Where are the children? – They ___ in the living room. (are playing)
They their work a month ago. (started)
Peter likes sport. He football every day. (plays)
They from Moscow. (have just returned)
Next week the young explores the valley of rubbish.(will clean)
The students do their homework every day. (have to)
He has a sore throat, so he __(will have to) go to the doctor tomorrow.