Pr. P Continuous vs Present Perfect, Multiple choice
Choose the right tense form: Present Perfect or Present Perfect Continuous. Write only the proper form of the verb.

Example:

We have been surfing/have surfed the internet since morning.-have been surfing

1) Alice has been learning/has learned French for 2 years.
2) The birds have already flown/have been flying to the South.
3) We have known /have been knowing her for many years.
4) Fred has forgotten/has been forgetting to prepare for the test.
5) We have been watching/have watched a comedy film for an hour and a half.
6) The train has just come/has been coming.
7) Mark has been learning /has learnt painting in this studio since childhood.
8) Our parents have been/have been being friends for ten years.
9) Ann has been/ has been being a student for three years.