—What are you doing? —I'm the key to the door.
A. finding out B. looking after C. looking for
My mother is busy breakfast for me now.
| A．cook | B．to cook |
| C．cooks | D．cooking |
She looks beautiful that hat on.
| A．in | B．with | C．on | D．wears |
Was there much in Nanjing last winter?
| A．snowy | B．snowier |
| C．snow | D．snows |
The little baby kept and his sister didn’t know how to make him stop .
| A．crying crying | B．crying to cry |
| C．to cry crying | D．to cry to cry |
The girl in the room was in a moment ago, but now she is .
| A．danger safety | B．dangeroussafety |
| C．dangerous safe | D．danger safe |