._____ we can pass the coming examination will mainly depend on _____ we learn and _____ learn it.
Taobo is Asia's largest retail(零售的) network platform, ______ people can buy and sell many kinds of things.
the fierce competition in finding a good job in big cities, many fresh graduates are trying their fortune in medium-sized cities like Wuhu City.
Dogs are our good friends as they can keep ______ with us when we are lonely.
After work I went to the box office to buy the tickets for Kungfu Panda 2.only to be told there was ______ left.
The cigarette end thrown away by a careless farmer ______ the big fire and caused a great loss to them.