Excuse me.
Where is post office?
Go straight on this street. It's at the end of the block.

Excuse me. Could you tell me the way to the supermarket?
Go north one block and turn left

Go along the street. It's next to the police station.

Cross the bridge. It's on the corner of Third Street and Main Street.

1 turn right
右に曲がる
2 turn left
左に曲がる
3 at the end of the block
ブロックの終わりに
4 go straight
まっすぐに行く　まっすぐ進む
5 on your left
左側に
6 on your right
右側に
7 across the street
通りの向こう側に
8 next to
〜の隣に