英文應該點speak,help me

1)=you should get off the bus at the bus station before.
2)=you had pass two bus stations.

1. you should get off the bus at the period bus stop.
2. you had passed two bus stop.

1.你應該在剛才的巴士站下車.
You should have alighted the last stop.

2.你已過了二個巴士站.
Your are 2 stops ahead.

1.你應該在剛才的巴士站下車.
You should have gotten off the bus at the previous stop.

2.你已過了二個巴士站.
You are already two bus stops ahead.

1. You should get off at the previous bus stop.
2. You have missed 2 bus stops already.