选出不同类的单词。（每小题1分，共10分）

A．mother B．brother C．teacher D．sister

A．boy B．ball C．girl D．man

A．orange B．pear C．grape D．ball

A．small B．giraffe C．short D．long

A．fifteen B．twelve C．twenty D．kite

A．family B．dad C．mom D．sister

A．juice B．grape C．strawberry D．banana

A．grandfather B．chair C．father D．brother

A．Canada B．China C．toy D．USA

A．sixteen B．grandpa C．grandma D．teacher