Can you come at 10 a.m on Monday?改为否定疑问句,并作肯定回答. Jane bought a watch the day before yesterday.改为否定句 Mr.Smith went for a walk every morning 改为一般疑问句 Kate had to look after her little brother at weekends,改为一般疑问句
Can't you come at 10 a.m On Monday?Yes,I can. Jane didn't buy a watch the day before yesterday. Did Mr.Smith go for a walk every morning? Did Kate have to look after her little brother at weekends?
Does Mr.Smith went for a walk every morning? Jane bought not a watch the day before yesterday Can you come at 10 a.m on Monday con't you? yes you can! Does Kate had to look after her little brother at weekends, 就是do的第三人称的使用形式!
Can’t you come at 10 a.m on Monday?Yes,I can't. Jane didn't buy a watch the day before yesterday. Does Mr.Smith go for a walk every morning? Did Kate have to look after her little brother at weekends?