I. 1B-2A-3B-4D-5C-6A-7C-8D-9B-10A
II.
1. do
2. obey
3. look
4. catch
5. transport
6. It
7. takes
8. because
9. obey
10. miss
11. break
12. signal
III.
1. about
2. from...to
3. in
4. about
5. for
6. for
7. at...past
8. up
9. of
10. from...till
11. at
IV.
1. are you doing - am watching
2. have been
3. listening
4. are going to play - to join
5. am not using
6. is flying
7. didn't visit
8. had - joined
V.
1. train ticket
2. speed limit
3. driving license
4. means of transport
5. traffic jam
6. road users
7. railway station
