Past simple/past perfect:
The teacher (to understand) that Lina (not to do) her homework.
I (to know) that my friend (not yet to come).
Tom (to return) from the cinema at five o'clock.
He (to think) that he (to lose) the money.
Ann (to tell) me that she (to see) an interesting film.
When I (to wake( up yesterday,father alreadu (to go) to work.
Mary (to tell) us that she (to cook) a good dinner.
Yesterday I (to find) the book which I (to lose) in summer.
When we (to come) to the station,the train already (to leave).