Insert the verbs in their correct form (either present perfect or present perfect continuous forms) into the following sentences.
For example, for the verb "study":
‘Sue has……..hard for that exam.
Answer: ‘Sue has been studying hard for that exam.’’
This uses the verb in its present perfect continuous form.
Verb: “See”
‘Have you ________________ that film many times?’
Verb: “Swim”
‘Have you not ________________ across the Channel before?
Verb: “Laugh”
‘Ray has ________________for 10 minutes about that joke.’