Cau I:
1, A – though
2, B – underline
3, B – separates
4, D – placed
Cau II
1, C – don’t they
2, C – who
3, A – so
4, C – show
5, D – mustn’t
6, B – because
7, C – more heavily
8, A – old enough
9, D – get the windows cleaned
10, A – beautiful black Italian leather
11, C – take
12, B – look up
13, C – contest
14, A – outskirts