B. Yes, I (saw) some in a zoo last summer.
A: (Did you/touch) them?
B: No, they (were) in their cages.
A: (Did you/go) shopping on Saturday?
B: Yes, I (bought) lots of things.
A: What (did you/buy)?
B: A jacket, some shoes and a pair of trousers.
A: Have (you/finished) your project yet?
B: Yes, I (finished) it last night.
A: Have (you/typed) it yet?
B: Yes, I have (already/typed) it.
A: Have (you/ever/been) to Poland?
B: Yes, I (went) there in 1992.
A: Where (did you/stay)?
B: I (stayed) at a friend's house in Warsaw.
There is some water in the glass.There aren*t any vegetables on the table.Are there any letters in the letter-box?No there aren*t no
2 M.can(is able to)take photos now but he couldn't (wasn't able to) take photos when he was 8.
3 M.can(is able to)play the guitar now but he couldn't (wasn't able to)play the guitar when he was 8.
4 M.can(is able to)drive a car now but he couldn't (wasn't able to) drive a car when he was 8.