According to ________ People's Daily article, 40% of the lakes in Jiangsu have dried up in ________ past 30 years.
–Cathy, can you answer the door? I ______ the room. –I’m coming, mum.
–How can I get some ______ about the 2016 Olympic Games? --Why not search the Internet?
The Dragon Boat Festival this year will come ______ four days.
We can’t do it that way --- but whether it will work is ______ matter.
--______ is your father? Does he still work as an engineer? --Yes, he has been an engineer for thirty years.