1) we ( when we ( there. 2) i don't know when she ( home. t 3) we ( here till it ( dark. 4) he ( to know if you ( him in the library at five o'clock. 5) he ( very useful if you ( .' him right. 6) if all ( well. 1 shall finish the work in a fortnight. f 7) she ( a teacher when she (grow 8) i ( with mother while you ( a doctor. 9) she is not sure if they ( on holiday. 10) we (not to dinner until father ( 11) she ( a new house as soon as martin ( a good job. 12) she doesn't know if they ( if the weather ( bad. 13) they (not to anywhere in case it ( 14) ask him when he ( a car. 15) what you ( after you ( your exams? 16) peter ( if they ( him. 17) they ( for paris tomorrow morning. 18) where they ( for their holiday? 19) does he know that mary ( on friday^ 20) i ( you tomorrow if you like. 21) i am afraid i am not ready. it's all right. i (wait)' 22) the smiths ( a party tomorrow night. you ( ? 23) he promises he ( to us but i think he ( about it.

Вроде так.. 
1) We will talk when we get there.2)    I don't know when she will be home. 3)    We were waiting here till it got dark.4) He wanted to know if you would meet him in the library at five o'clock.5)He will be very useful if you treat him right.6)If all go well I shall finish the work in a fortnight. 7) She will become a teacher when she grow up 8)    I will stay with Mother while you are calling a doctor.9)She is not sure if they will go on holiday.10)   We didn't have dinner until Father arrived 11)   She will buy a new house as soon as Martin gets a good job.12)   She doesn't know if they will come if the weather is bad.13)   They will not go anywhere in case it's raining 14)   Ask him when he bought a car.15)   What will you do after you pass your exams?16)   Peter will come if they invite him.17)   They will leave for Paris tomorrow morning.18)   Where did they go for their holiday?19)   Does he know that Mary come on Friday 20)   I will call you tomorrow if you like.21)   I am afraid I am not ready. It's all right. I will wait. 22)   The Smiths will have a party tomorrow night. Will you come? 23) He promises he will write to us but I think he will forget about it.