We should ________ quiet in class.
A．be B．to be C．being
( )__________ there any apples in the kitchen?
A.Have B.Be C.Are
( ) The office building _____ the classrooms.
A.behind B.behinds C.is behind
( ) He _____ hamburgers.
A.like eat B.likes eating C.like to eats
( )There __________ a cat and two dogs in my home.
A.be B.is C.are
( )She can't ________ in the lake.
A.swimming B.swiming C.swim