Выделите сказуемое, определите его видо-временную форму и укажите инфинитив: 1. how often do you go to the cinema? 2. usually tom sleeps well, but last night he slept badly. 3. when did you write your composition? 4. the river amazon flows into the pacific ocean. 5. i shall go to the party tomorrow night, will you come with me? 6. look! it is snowing. 7. what were they doing at 10.30? – they were having breakfast. 8. don’t come at 5. i shall be writing a composition. 9. when she came, the children were sitting in the sitting room and watching tv.

1. do ... go: Present Simple (Indefinite), to go.
2. sleeps: Present Simple (Indefinite), to sleep; slept: Past Simple (Indefinite), to sleep.
3. did write: Past Simple (Indefinite), to write.
4. flows: Present Simple (Indefinite), to flow.
5. shall go: Future Simple (Indefinite), to go; will come: Future Simple (Indefinite), to come.
6. Look: Present Simple (Indefinite), to look; is snowing: Present Continuous (Progressive), to snow.
7. were doing: Past Continuous (progressive), to do; were having: Past Continuous (Progressive), to have.
8. don't come: Present Simple (Indefinite), to come; shall be writing: Future Continuous (Progressive), to write.
9. came: Past Simple (Indefinite), to come; were sitting: Past Continuous (Progressive), to sit; were watching: Past Continuous (Progressive), to watch.