Użyj pogrubionych podpowiedzi, aby uzupełnić zdania. Użyj czasu past simple lub past perfect.

1 stop/ doing her homework
a When I called Ann last night, she.................... and was chatting to a friend online.
b When I called Ann last night, she............... and we chatted for some time.
2 the lecture/ start
a When I came to the classroom,................... I was lucky not to miss any of the beginning.
b When I came to the classroom,.................. so, for a while, I didn't know what was happening.
3 make / dinner
a When we came home from school, mum.................. She was waiting to serve it to us.
b When we came home from school, mum.................. We had to wait for an hour to get it.
4 break into / the computer lab
a When they returned from holidays, somebody.................. They saw that a few computers were missing.
b When they returned from holidays, somebody............... Fortunately, Mr Smith was nearby and scared the thief so that he ran away without stealing anything.