Present
simple
I do
Positive Negative
I/we/you/they drive/work/do I/we/you/they don't work
he/she/it drives/works/does he/she/it doesn't drive

Questions
do I/we/you/they work?
does he/she/it drive?
Present
continuous
I am doing (Am/is/are + -ing)
Positive
I am (=I'm) driving
he/she/it is (=he's etc.) working
we/you/they are (=we're etc.) doing
Present
perfect
I have done (have/has + past participle)
The past participle often ends in -ed,
but many important verbs are irregular.

I/we/they/you have (=I've etc.) finished
lost
he/she/it has (= he's etc.) done
been
Present perfect
continuous
I have been doing
We use the present perfect continuous for an activity
that has recently stopped or just stopped.

I/we/they/you have (=I've etc.) doing
been waiting
he/she/it has (= he's etc.) playing
Past
simple
I did
Positive Negative Questions
Regular verb + -ed
irregular verb in 2nd form
didn't + infinitive did + infinitive
I enjoyed I enjoy you enjoy?
she saw she didn't see did she see?
they went they go they go?
Past
continuous
Was/were -ing
I was doing something =
I was in the middle of doing something at a certain time.

I/he/she/it was playing
doing
we/you/they were working
looking
Past
perfect
I had done
The past perfect simple is had + past participle (gone/seen/finished etc.)

I/we/they/you (=I'd etc.) gone
had seen
he/she/it (= he'd etc.) finished
Past perfect
continuous
I had been doing
Had been + -ing

I/we/they/you (=I'd etc.) doing
had been working
he/she/it (= he'd etc.) playing
Future
simple
I will do
Positive Negative Questions
Pr. + will + infinitive Pr. + will not + infinitive Will + pr. + infinitive
You will play They will not walk Will it write?
Future
Continuous
I will be
Positive Negative
Pr. + will be verb + -ing Pr. + will not be verb + -ing
You will be playing You will not be playing

Questions
Will + pr. + verb + -ing
Will you be playing?
Future
Perfect
Will have
Positive Negative
Pr. + will have pr + -ed Pr. + will not have pr + -ed
I will have played You will not have played

Questions
Will have + pr. + -ed
Will they have played?
Future Perfect
Continuous
Will have been
Positive Negative
Pr. + will have been verb + -ing Pr. + will not have been verb + -ing
I will have been playing You will not have been playing

Questions
Will + pr. +have been + verb + -ing
Will they have been playing?