Question

past tense 4 type and it formula​

Answer 1

Answer:

1. Simple past- subject +V2+object
2. Past continuous-subject+was/were+V1 ing+object
3. Past perfect-subject+had+V3+object
4. Past pefect continuous-subject+had been+V1 ing+object

Explanation:

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Answer 2

1. Past perfect
2. Past simple
3. Past continuous
4. Past perfect continuous

Formula of simple past tense = 'I' + verb 3rd form + object

Past perfect = had + past participle