9b. andrew is a very hard-working student. it’s midnight and he is still working at his computer. write sentences with present perfect and for or since. 1 not / have / any fun / a long time … . 2 have / a cold / a week … . 3 not / see / his friends / ages … . 4 not / do / any sport / last year … 5 be / busy with his studies / months …
He has had a cold for a week.
He hasn't seen his friends for ages.
He hasn't done any sport since last year.
He has been busy with his studies for months