学实用英语 It's getting late.I gotta go.天不早了，我得走了。 Don't run the red light.不要闯红灯 Sorry to trouble you.麻烦你了 Up yours.去你的！ I got your back.=I'm in your corner我支持你 I got you.我帮你 Seeing is believing.百闻不如一见 Watch your six.小心行事 Let's go fifty fifty on the bill.咱们AA吧 I'll pay for my share.我付我的那份吧