It's d for people to use the mobile phone while crossing the street．
Mr． King is very p ．He often explains difficult problems many times until we understand．
﹣Cindy， what kind of restaurants do you like ？
﹣I p restaurants that can provide customers with free Wi﹣Fi．
You'll have to hurry if you want to c that train．
The boy was so careless that he made a big m in the exam．