How is forming a sentence in Tenses

S = Subject
H.V = Helping Verbs
O = Object
V1 = Verb 1
V2 = Verb 2
V3 = Verb 3
V4 = Verb 4


                                        Present Tense

1. Simple Present - S + V1 + O

2. Present Continuous - S + H.V (am/is/are) + V4 + O

3. Present Perfect - S + H.V (have/has) + V3 + O

4. Present Perfect Continuous - S + H.V (have been/ has been) + V4 + O



                                                   Past Tense

1. Simple Present - S + V2 + O

2. Present Continuous - S + H.V (was/were) + V4 + O

3. Present Perfect - S + H.V (had) + V3 + O

4. Present Perfect Continuous - S + H.V (had been) + V4 + O


                                             Future Perfect

1. Simple Future - S + H.V (will/shall) + V1 + O

2. Future Continuous - S + H.V (will be/shall be) + V4 + O

3. Future Perfect - S + H.V (will have/shall have) + V3 + O

4. Future Perfect Continuous - S + H.V (will have been/shall have been) + V4 + O