英语翻译

1.I used to work in KFC.
2.I asked XX to press the button.
3.XX is waiting for you at the front gate.(XX在前门等你.）
4.He didn't come until XX o'clock.(他直到XX点才来.）
5.XX had been mentioned in the report.(XX在报告中已经提到过了.)
6.After a long time study,he had became an expert at computer.（经过长时间的学习,他已经成为了一个电脑方面的专家.）
7.Yao Ming is good at playing basketball.（姚明擅长打篮球（……废话^^可以换成别人）.）
8.被动语态行不行?I had been trained to be a good athlete.(我已经被训练成了一个优秀的运动员.）
9.You can not spend too much time in playing computer games.（你不能在玩电脑游戏上花太多时间.）
10.你那个拼写不对.It takes me ten minutes to finish my home work.(我花了十分钟完成家庭作业.）（应该是完成家庭作业花了我十分钟.）
11.当花钱还是花了多少钱?
It won't cost too much to but XX.(买个XX花不了多少钱.）
I bought this book at a cost of 5 yuan.（买这本书花了我五块钱.）（应该是：我以五块的价格买了这本书.）