介词
1. How much do you earn per week?
你每周挣多少钱？
2. The goods were shipped per steamer.
货物由船舶运送。
3. The fruit costs 30 pence per kilo.
水果每公斤30便士。
4. The report was sent to the general manager as per your instructions.
按照您的指示，报告送给总经理了。
5. The lunch is $3.50 per person.
午餐费是每人三元五。