3º ESO - UNIT 5 - PRESENT PERFECT - FOR/SINCE
Rewrite the sentences using "for" and "since".
Example:
John moved to Italy last year. (live in Italy)
He has lived in Italy since last year. He has lived in Italy for a year.
Today is Wednesday. I bought this CD two days ago. (have this CD)
I met my boyfriend in 2003 and we are in 2007 now. (know him) 
I started to study English when I was 3 (now I'm 15) (study English)
I last saw my cousin in May and now we are in July. (not see)
I rode a camel in 1998. Now we are in 2007. (not ride a camel) 