There are always many people _____(buy) things in the supermarket.应填什么?
问题描述:
There are always many people _____(buy) things in the supermarket.应填什么?
那个空,是填原型还是buying
答
填buying.句子的谓语只能有一个are,填原型谓语就重复了.这个是There be句型.