单句改错A bike runs many more slowly than a bus.
The girl has fallen asleep for three hours.
The boy looks very worrying.
The girl has finished to do her homework.
Thank you for give me the nice present.
It’s a long time since we have met last.
Help yourself to some fish,children.
Which would you like,a pen and a pencil?
I can’t find the key of my house.
My parents maybe at home.