学实用英语 That's neat.这很好。 Are you sure?你肯定吗？ Do I have to ？非做不可吗 This is nonsense.胡说，瞎扯淡。 This is BS(bullshit).胡说八道，放屁 Stop bragging.别吹牛逼了=Stop talking big. Put a sock in it.闭嘴吧 Time is running out.没时间了 I was 2 hours late.我迟到了两个小时 Thanks for the heads-up.谢谢你的提醒