The workers will build a new railroad________the two cities.
-- Do you know ________ her mobile phone? -- No, I think it cost her around 4000 yuan.
--You know a lot about Chinese history, don’t you?--Yes, I ___________ China for a long time since 1998.
--Cathy, could you come to our art club tomorrow? —__________.
–Why not ______ the party till tomorrow? We have an exam today. –No problem. See you then.
–Is it polite to speak or laugh loudly _________? –No, I don’t think so.