Complete the sentences using the correct causative form. 17) She left her film at the lab to ..... it ..... . A develop / -; B be / developed; C have / developed. 18) Ann ..... her birthday cake ..... at the bakery. A had / make; B had / made; C make / -. 19) What time are you ..... your hair ..... today? A have / cut; B cut / -; C having / cut. 20) Bob ..... his homework ..... by the teacher. A had / checked; B checks / -; C has / check. 21) Please ..... your report ..... by the secretary. A type / -; B to have / type; C have / typed. 22) She likes ..... her meals ..... by a chef. A to have / prepare; B having / prepared; C preparing / -. 23) Ted ..... his arm ..... in a car accident. A has / broken; B had / broke; C had / broken. 24) Mark ..... already ..... his computer. A had / repaired; B repaired / -; C will / have repaired. 25) Timmy ..... his teeth ..... by himself. A has / brushed; B had / brushed; C brushes / -.

17. C — have / developed: have something done.
18. B — had / made: Ann заказала, чтобы торт испекли.
19. C — having / cut: be having something done.
20. A — had / checked: had his homework checked by the teacher.
21. C — have / typed: have your report typed.
22. B — having / prepared: like having something done.
23. C — had / broken: получил перелом в аварии.
24. A — had / repaired: Mark had already had his computer repaired.
25. C — brushes / -: Timmy сам чистит зубы, поэтому causative не используется.

Ответ: 17C, 18B, 19C, 20A, 21C, 22B, 23C, 24A, 25C.