1 You are 4 cm taller than me
4 cm 放在 taller前面,是 限定和修饰taller .
2 这座大楼比那一座大楼高4层 / 低 4层
This building is 4 storeys higher / lower than that one
3 我今天提前2小时上班 / 下班.
I started / left work two hours in advance
4 我今天推迟2 小时上班 / 下班
Today I delayed going to / leaving work by two hours.
5 你们公司几点上班 / 下班
What time does work start / begin in your company