Question

a) Complete the sentences using Past Simple or Present Perfect.Example: They ... in a new project. (to take part / last year)- They took part in a new project last year.1)The scientist ... his article.(to write \ already)-2)Andrew's hamster ... his food,(to eat \ just)-3) The boys ... an old cage in their garden. (to find \ yesterday)-4) They ... the problem. (not \ discuss \ yet )-5) Charles ... his translation. (to finish \ just )-

Answer 1

1) The scientist has already written his article.
2) Andrew's hamster has just eaten his food.
3) The boys found an old cage in their garden yesterday.
4) They haven't discussed the problem yet.
5) Charles has just finished his translation.

Answer 2

1) The scientist ... his article. (to write / already)

The scientist has already written his article.

2) Andrew's hamster ... his food. (to eat / just)

Andrew's hamster has just eaten his food.

3) The boys ... an old cage in their garden. (to find / yesterday)

The boys found an old cage in their garden yesterday.

4) They ... the problem. (not / discuss / yet)

They have not discussed the problem yet.

5) Charles ... his translation. (to finish / just)

Charles has just finished his translation.