good luck,no problem,go ahead的意思及各自用法举例句,
问题描述：
good luck,no problem,go ahead的意思及各自用法
举例句,
答
good luck 祝好运I have an exam tomorrow.Good Luckno problem 没问题Do you think you can pass your exam tomorrow?No problem.go ahead 随便Can I turn on the light?go ahead.