Answer:
The Way you wrote them is correct in my opinion
Explanation:
5 and 6 are right
7) at
8) in, in
9) at, on
10) at
11) on
12) in
13) in
14) in, at
15) at
16) at
17) in
18) in
19) at
20) in
hopes this helps, take care and stay safe
sorry if any of these are wrong
