1.we (go)_______ to london because my friend (invite)_______us for tea.

2.he (hear)__________ the news,(go)________ to the telephone and (call)_______ a friend.

3 jane (already\type) ________ten pages when computer(crash)_____________.

4.it( be)__________cloudy for days before it finally (begin)______________to rain.

5.i (know)______________him for a long time before i (meat)_______________his family.