as these little cars can go only 65 kilometres per hour .If big cars are still used along with the small __7__ ,two sets of road will be __8__ in the future .7.A.one B.ones C.seat D.seats8.A.need B.needing C.needs D.needed这两个空选择B和D请问为什么这第一个空选择B呢?
问题描述：
as these little cars can go only 65 kilometres per hour .If big cars are still used along with the small __7__ ,two sets of road will be __8__ in the future .
7.A.one B.ones C.seat D.seats
8.A.need B.needing C.needs D.needed
这两个空选择B和D请问为什么这第一个空选择B呢?
答
ones指代sets
答
7 因为 前面 cars 表示复数 one的复数是 ones (ones 代替 cars)
8 will be done 作为将来完成时的 被动语态,因为后面是 in the future,所以是将来完成时