Present Perfect / Present Perfect Continuous

1.      He knows Africa well because he (travel) a lot there.

A has been travelling

B has travelled

2.      You (write) this composition for two hours and can't complete it.

A have been writing

B have written

3.      – John is still repairing his car.

         – He must be tired. He (repair) it all day.

A has repaired

B has been repairing

4.      Alice promised to come, but she's absent. Something (happen) to her.

A has been happening

B has happened

5.      The children are drawing. They (draw) since they came home.

A have been drawing

B have drawn

6.      ... they (tell) anything about their summer plans?

A Have they been telling

B Have they told

7.      My aunt (have) the big house in the country.

A has always been having

B has always had