(2nd Edition) Simple Past and Present Perfect

Mozart (a)   more than 600 pieces of music. (Write)

We have (a)   him before (see)

We couldn't afford to keep our car. So, we (a)   it. (sell)

You have (a)   four cars so far. (buy)

I was very thirsty. I (a)   the water very quickly. (drink)

There have (a)   problems. (be)

We went to Kate's house but she (a)   not at home. (be)

My family has (a)   Bali a few times. (visit)

It was a funny situation but nobody (a)   . (laugh)

I have (a)   Anna once. (meet)