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4. They once started these machines by hand.
They used to
15. He doesn't get up late anymore.
He
16. David had gone home before we arrived.
After
12 We had hanch then we took a look around the shops.
Before
18. The light had gone out before we got out of the office.
When
19. Ater she had explained everything earfy, we started our work
By the time
20, The building is very old. He lives there. (where)
21. I will tell you something. You didn"i know in before. (which)
22. I'll never forget the day, I met you then. (when)
23. I was cold Tlowover. Tom still went swimming. (although)
4. John is very sad, He lails the final exam. (hase)
the m
eS. 1 lett the hoole He had been born there. (where)