1)The children (not be) at home .They are playing ball games in the park1)The children (not be) at home .They are playing ball games in the park2) — why (not be) Li Dong going to school today?— He (be) ill.求答案和语法点
问题描述：
1)The children (not be) at home .They are playing ball games in the park
1)The children (not be) at home .They are playing ball games in the park
2) — why (not be) Li Dong going to school today?
— He (be) ill.
求答案和语法点
答
1,填入：are not.因为后面说他们正在公园里打球,所以他们现在肯定不在家里.把be动词改为否定形式就可以了,是一般现在时.
2,didn't ,was.根据句子的语境可知他因为生病而没有去学校,说明这件事情已经发生,所以用一般过去时.