Question

1. we began to learn english 4 years ago->we have

2.my father started to give up smoking last year->my father has

3. they have worked in that factory since 2001->they started

4.lan hasn't written to maryam for a month ->lan didn't

5. he has lived in hn since he was 12->he started

Answer 1

1. we began to learn english 4 years ago->we have been learnt EL since 4 years ago

2.my father started to give up smoking last year->my father has started give up smoking since last year

3. they have worked in that factory since 2001->they started working in that factory in 2001

4.lan hasn't written to maryam for a month ->lan didn't write to maryam last month

5. he has lived in hn since he was 12->he started living in Ha Noi when he was 12

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Answer 2

1. we began to learn english 4 years ago->we have been leant English since 4 years ago

2.my father started to give up smoking last year->my father has started give up smoking since last year

3. they have worked in that factory since 2001->they started to work in that factory in 2001

4.lan hasn't written to maryam for a month ->lan didn't wirte maryam last month

5. he has lived in hn since he was 12->he started living in HN when he was 12