Find the one mistake (A, B, C or D) in these sentences and then correct them:
1/ (A) I'll pay you (B) double (C) unless you get the work (D) finished by Friday.
2/ (A) There are, (B) if you don't mind me (C) to say so, one or two problems (D) with this plan.
3/ You (A) won’t pay (B) for time off (C) unless you have (D) a doctor’s note.
4/ He (A) hasn’t got (B) any hobbies—(C) if you call watching TV (D) a hobby.
5/ (A) Provided that you (B) had the money (C) in your account, you can withdraw (D) up to £100 a day.
6/ (A) We’d buy everything you produce, (B) provided (C) of course the price is (D) right.
7/ “She doesn’t think (A) she’ll get a job.” “She (B) should worry, (C) with all her qualifications (= she does not need (D) worrying).”
8/ (A) In order that training (B) should be effective (C) there must be planned (D) systematically.
9/ You (A) ought have come (B) to the meeting. (C) It was (D) interesting.
10/ (A) What do you need your own computer (B) for? You (C) can use (D) us.