1)dean has never seen ghosts
2)she wanted to buy some old coins last year
3)Susan saw a performance two years ago
4)Sam worked in the garden while I was making a cake
5)he will fly to Moscow tomorrow...
6)decided
7)noisy
8) equipment
9)national
10)comfortable
11)active
12)warming
13)who
14)where
15)when
16)which
17)whose
18)I have never had a insomnia
19)he is going to travel to America
20)don't touch it