помогите проверить правильно ли я вставила предлоги?

Smesharik Ramazanova
Хелп, правильно ли я вставила предлоги:
1)She has to make ends meet (on) $500 a month.
2)I put some money (on)my bank account.
3)He is (in) the army
4)(at) the moment i am a secretary
5)i shall leave my job (in) a few years.
6)they stood in a queue (at) the bus stop
7)the traffic lights have turned (on) red
8)the pedestrian was just standing (on) the pavement