He didn’t feel a bit nervous when ________．–No．He’d had a lot of time ________ for it after all．

It is unwise for some people to drive and talk on a cell phone.—_______. It’s very dangerous.

________I smoke here —-No. you can’t.

Without the development of the Internet, Taobao and Tmall______$ 5.7 billion in sales on 11 November, 2013.

With more people _____ the traffic rules, our city is becoming better organized.