use the right tense and voice of the verbs in brackets:
1)in 1666 80% of London (to destroy)...by Great Fire of London/
2)A lot of houses (to build)in Chisinau every year.
3)I never (to eat) such delicious fruit.
4)Before I(to leave) the house , I (to call) Bob.
5)You ever (to be) to Greece?
6)While mother (to cook),father (to vacuum) the flat.
7)This summer our students (to visit) many European countries.
8)She (to paint)the room for two hours.