1. Present, past, future (настоящее, прошедшее и будущее время)

2. Видов действий 4: Simple (Indefinite), Continuous (=Progressive), Perfect и Perfect Continuous

3. это Present Perfect Continuous (=Present Perfect Progressive)

4.  В английском языке четыре основные формы глагола: 1) Infinitive, 2) Past Indefinite, 3) Past Participle, 4) Present Participle.

Соответственно:

1) understand; 2) understood; 3) understood; 4) understanding

1) imagine; 2) imagined; 3) imagined; 4) imagining

1) write; 2) wrote; 3) written; 4) writing

5. Для Future Simple используется инфинитив с добавлением слова will (иногда еще указывают shall, но редко)

will study, will sell, will drive

6. В Past Perfect Progressive вспомогательный глагол один - had:

I had been working

We had been working

You had been working

He/she/it had been working

They  had been working

7. You hadn't watched

She hadn't painted

We  hadn't visited

They  hadn't got

8. since 6 p.m. (с 6 часов вечера), since yesterday (со вчерашнего дня), for 5 days (на протяжении 5 дней), for a month (в течение месяца), for an hour (в течение часа), for a long time (в течение долгого времени).

9.  Active Voice

Present Simple:  ride / rides

Present Continuous: am riding / is riding / are riding

Present Perfect: have ridden / has ridden

Present Perfect Continuous: have been riding /has been riding

Past Simple: rode

Past Continuous: was riding / were riding

Past Perfect: had ridden

Past Perfect Continuous: had been riding

Future Simple: will ride (shall ride - формы будущего с shall используются редко, считаются устаревшими)

Future Continuous:  will be riding

Future Perfect: will have ridden

Future Perfect Continuous: will have been riding

                  Passive Voice

Present Simple:  am ridden / is ridden / are ridden

Present Continuous: am being ridden / is being ridden / are being ridden

Present Perfect: have been ridden / has been ridden

Past Simple: was ridden / were ridden

Past Continuous: was being ridden / were being ridden

Past Perfect: had been ridden

Future Simple: will be ridden

Future Perfect: will have been ridden

10.

1) Dad hasn't come home yet. (Present Perfect) - Папа еще не пришел домой.

2) Tomorrow Bob will leave for London. (Future Simple) - Завтра Боб уедет в Лондон.

3) She never comes to school in time. (Present Simple) - Она никогда не приходит в школу вовремя.

4) Our parents have been working at this factory for 20 years. (Present Perfect Progressive) - Наши родители работают на этом заводе уже 20 лет.

5) Last Friday I met my old friend in the street. (Past Simple) - В прошлую пятницу я встретил на улице своего старого друга.