Present

Present Indefinite

I (do not) take
English classes twice a week.

Present Continuous

I am (not) taking
an English class now.

Present Perfect

I have (not) taken
English classes yet.

Present Perfect-Continuous

I have (not) been
taking English classes since last spring.

Past

Past Indefinite

I (did not take) took
English classes last year.

Past Continuous

I was (not) taking
an English class yesterday morning.

I had (not) taken
any English classes before I came to America.

Past Perfect-Continuous

I had (not) been taking
any English classes before I came to America.

Future Indefinite

I shall (will) (not)
take English classes next year.

Future Continuous

I shall (will) (not) be
taking English classes tomorrow at 5 o’clock.

Future Perfect

I shall (will) (not)
have taken an English class by 5 o’clock tomorrow.

Future Perfect-Continuous

I shall (will) (not)
have been taking an English class by 5 o’clock tomorrow.

Future-in-the-Past

Future
Indefinite-in-the-Past

I said that I should
(would) (not) take English classes the next day.

Future
Continuous-in-the-Past

I said that I should
(would) (not) be taking English classes at 5 o’clock the next day.

Future Perfect-in-the-Past

I said that I should
(would) (not) have taken an English class by 5 o’clock the next day.

Future
Perfect-Continuous-in-the-Past

I said that I should
(would) (not) have been taking an English class by 5
o’clock the next day.