Question

give formula of all tenses

Answer 1

Present Tense

1. Simple Present Tense

S + V1(s/es) + O

2. Present Continuous Tense

S + is,am,are + V-ing + O

3. Present Perfect Tense

S + has/have + V3 + O

Past Tense

1. Simple Past Tense

S + V2 + object

S + was/were + (adv/adj/noun)

2. Past Continuous Tense

S + was/were + V-ing + O

3. Past Perfect Tense

S + had + V3 + …..

4. Past Perfect Continuous Tense

S + had been + V-ing + for…before…

Future Tense

1. Present Future Tense

S + shall/will + V1 (be) + O

S + to be (am/is/are) + going to + V1(be)

2. Present Future Continuous Tense

S + shall/will + be + V1 ing + O

3. Present Future Perfect Tense

S + shall/will + have + V3 (been) + O

4. Present Future Perfect Continuous Tense

S + shall/will + have been + V-ing + O

Answer 2

Follow Wren And Martin english grammar book