1,There is an old car behind the house.
2,Did Mrs.Hu teach her maths last year?
3,Did that dictionary cost him twenty yuan ?
4,I did my homework at school yesterday .
5,He hasn't finnished his homework yet.
6,None of us wants him to rest.
7,Read after me.
8,Don't sit on the desk,Tom.
9,There are two boys on our house.
有问题欢迎追问~