*Task 15 Fill in the blanks with past or present perfect forms. *Task 16 Put the verbs in the parentheses in each dialog into present perfect or simple.

task 15
1. has been
3. Has yous course started
5. have closed, did that happen
7. has landed
9. have walked

Task 16
have been
did you go
had
did you stay
was not
have you been
spent
did you think
have never eaten
did anything interesting happened
was
resigned