Question

A) Use o Presente Perfeito e “since” ou “for”: ( have /has + verbo)

1. The earth _________(be) in existence ______ millions of years.
2. Cuba _____________(be) a socialist country ________ 1959.
3. Bill and his best friend ________________ (know) each other ________ many years.
4. All of the students ______________(study) hard ________ the beginning of the
course. The class ________________(be) in session ________ September 1.
5) Leslie ___________________ (live) in Tokio_____________ 1982.
6) We ____________________(be) married ____________ 1997.
7)  I __________________ (see – not) Dan___________ two weeks.
8)The dog ____________ (have – not) any food _________ 3 o’clock.
9)We ______________(stay) at the motel_________ 2 days .
10) I _________________(receive – not)) any mail _________ a week.

Answer 1

Resposta:

1. The earth has been (be) in existence for millions of years.

2. Cuba has been (be) a socialist country since 1959.

3. Bill and his best friend have known (know) each other for many years.

4. All of the students have studied (study) hard since the beginning of the

course. The class has been (be) in session since September 1.

5) Leslie has lived (live) in Tokio since 1982.

6) We have been (be) married since 1997.

7)  I haven't seen (see – not) Dan for two weeks.

8)The dog hasn't (have – not) any food since 3 o’clock.

9)We have stayed (stay) at the motel for 2 days .

10) I have not received (receive – not)) any mail for a week.

Explicação:

Since é usado quando tem uma data definida.

Eu tenho estudado ingles desde o ano passado - I have studied English since last year.

For é usado quando não se tem uma data definida.

Eu tenho jogado volei há semanas - I have played volley for week.

Veja que nessa frase eu usei há semanas, não falei quando exatamente.