Pomożecie w uzupełnieniu zdań przyimkami?

1) I can't come out on friday night-I'm preparing........a big exam on Saturday
A)to
B)for
C)on
2) Well,IT depends entirely ......his attitude
A)on
B)at
C)for
3)I Turned completely Red when he smiled.......me from across the room.
A)at
B)to
C)on
4)He won't go up there.He's terribly afraid ......heights ,don't you know?
A)of
B)for
C) -
5)Don't Ask me to work it out.I'm awful .......maths
A)at
B)with
C)in
6)I decided not to reply .....his SMS.
A)on
B)to
C) -
7)I'd much rather we speak.....person so if it's possible for us to do the interview face-to face that would be great
A)to
B)in
C) -
8)That's no excuse .......his bad behaviour
A)for
B)by
C)of
9)Excuse me,I'd like to enquire ....the price od your summer
A)on
B)about
C)for
10)I can't talk to you night now.I'll call you back .....about five minutes
A)in
B)for
C)during
11)I need a tissue.I'm sorry,I didn't realise I was do allergic ......cats
A)on
B)against
C)to