1.Danny isn`t riding a bicycle in the street
2.do you have a walk after supper every Sunday
3.do you want to be a teacher or a doctor
4.are those many banana trees
5.There is a pen in Lucy's pencil box.
Lucy's had a pen in her pencil box (不确定)
6.I have no brothers.
I don`t have any brothers.
7.What subject do you like best?
Which is your favorite subject
8.What is two plus three? (不会)
What________two_______three?
9.Her chair is behind the table.
The chair behind the table is hers.