Как правильно использовать слова-маркеры и формы глаголов в следующих предложениях?

1. Tom (to be) in his room. He (to play) the piano.
2. I (to look for) my glasses. Where they (to be)?
3. My brother (to smoke) 20 cigarettes a day. Look! He (to smoke) again!
4. I (not to understand) what he (to speak) about.
5. John is tired, so he (to have) a short sleep.
6. The man in the dark grey coat (to look) like Tom Garrett.
7. I (to look out) of the window, but I (not to see) him.
8. I (to remember) that holiday we had in France a few years ago.
9. How much it (to cost) to send a letter to Paris?
10. My parents never (to drink) strong coffee.

Английский язык 7 класс Глаголы to be, to have, to do и формы глаголов в предложениях слова-маркеры формы глаголов английский язык 7 класс использование глаголов уроки английского грамматика английского языка Новый

Вот правильные формы глаголов в предложениях:

• Tom is in his room. He is playing the piano.
• I am looking for my glasses. Where are they?
• My brother smokes 20 cigarettes a day. Look! He is smoking again!
• I do not understand what he is speaking about.
• John is tired, so he is having a short sleep.
• The man in the dark grey coat looks like Tom Garrett.
• I looked out of the window, but I did not see him.
• I remember that holiday we had in France a few years ago.
• How much does it cost to send a letter to Paris?
• My parents never drink strong coffee.