请大家帮忙把下面几句常用话用英文表达出来,谢谢

1，请问有打国际长途，特别是中国比较优惠的手机卡吗?多少钱一分钟？国际短信多少钱一条？
2,请问该电话卡打国际长途前面要加拨什么数字吗？
3，请问机场大巴的车票是提前几天可以购买到的啊？
4，请问残疾人和老人有什么优惠吗？
谢谢啊
1, will have to make international long-distance, in particular, China's mobile phone cards for comparison? «How much money one minute» How much money an international SMS »
2, does the calling cards to make international long-distance call in front of what figures to be increased? »
3, does the airport bus tickets can be purchased in advance to the days ah »
4, will the disabled and the elderly what concessions it »
Thank you, ah