Tom crossed the street,___ some books and got on the bus. A.buys B.buying c.bought D.to buy
问题描述:
Tom crossed the street,___ some books and got on the bus. A.buys B.buying c.bought D.to buy
答
C
buys、buyingt、o buy的时态错误;这里的动词和前面的 crossed是并列的,是同一个主语发出的一连串动作,都用一般过去时表达