I/
1.d
2.b
3.d
4.c
5.c
6.b
7.c
II/
1.did/go
2.have/heard
3.drove
4.haven't
5.could
III/
1.d
2.c
3.b
4.d
5.d
6.b
7.a
8.c
9.a
10.b
IV/
1.mountainous
2.collecting
3.parking
4.enter
5.interesting
V/
1.I wish you could stay here with us
2.I wish he won the first prize