Помогите с задачками

1
1 printer
2 screen
3 logs on
4 Net
5 search
6 downloads
7 crashes
8 had
9 didnt

2
2 c
3 b
4 c
5 a
6 b
7 c
8 b
9 a

3
2 USB slots
3 search engine
4 USB stick
5 adaptor
6 provider
7 power lead
8 keyboard
9 browser