The ____ of the dog must be worrde
the book must be ____
All the dog must be ___ leisure in the park.
The machine must be out of order
The book ____ from the library must be kept well.
Every number of the band must follow the ____.
Beware of the dog
It may be called the Year of the Dog or the Year of the Monk
you must be ____(care)when you cross the street.
the machines must be inspected ____(每天)
All the computers must be ____ down before you leave.
the windows of the classroom must be s_____ at night
must be angry about the 填啥 of the match