ore and more forests disappearing, today thepublic is much concerned about the way _________

It’s necessary to limit the speed of electric bikes.—Yes, most riders of electric bikes in China 40-50 kilometers per hour often ignore red lights, the risk of traffic accidents. [ ]

Dear students, please read every sentence carefully._________you are, ______mistakes you’ll make.

Sir, please put out your cigarette (香烟). — Sorry. I ____the sign.

Why did you get up so early ___ thismorning.