题目

选用方框内所给词的适当形式填空。每个词只能用一次。【1】The _________ FIFA World Cup (世界杯) will be held in Russia this month.【2】Jack is smart, he can answer all these questions _________.【3】Thomas Edison was a great scientist and __________.【4】The kids dressed up and had a party to celebrate the ___________ Day.【5】I’m looking forward to ___________ the Great Wall one day.下列多项式中，能够因式分解的是（      ）A．B．C．D．