Прошу помочь с тестом , срочно)

Question

Прошу помочь с тестом , срочно)

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Answer 1

1-at
2-in
3-on
4-on
5-at
6-at
7-не знаю
8-on
9-at
10- in
11- in
12- at
13-in, at
14- on
15- in
16- in on
17- on
18- at
19- at
20- -,at in

1- on
2- in
3-in
4- on
5- on
6- on
7- on
8- on
9- on
10- at
11- in
12- on