问题补充:
单选题Inrecentyears,greatchangeshavetakenplaceinthecityofWenzhou.Aswecansee,manystreetsandroads_______.A.had been built and rebuiltB.has been built and rebuiltC.have been built and rebuiltD.are being built and rebuilt
答案:
C解析本题考查动词时态和主谓一致。结合前面的时间状语In recent years可只要用现在完成时;many streets and roads作主语,谓语动词要用复数形式。