156.You're telling me! 就是呀! 157.I'm not sure about that.我说不准。 158.What's your opinion? 你的意见是什么? •Encouragement and Praise 鼓励与表扬 159.Don't worry. 别着急。 160.You'll get the hang of it.你会适应的。 161.Keep up the good work.就这么干。 162.Well done.干得不错。 163.Keep going.保持下去。 164.It's child's play.驾轻就熟。 •Per mission and Refusal 许可与拒绝 165.It's not allowed to smoke here. 在这儿不允许抽烟。