将英文和相应的中文序号填在括号里。（10）
( ) （6）_____ old is he ?
A. HowB. WhatC. Where
( ) （5） Do you like ______ ?
A. singB. singsC. singing
( ) （4） Where ____ you come from ?
A. areB. isC. Do
( ) （3）--- ____kind of cake would you like ,Lily?--- I’d like a chocolate cake.
A. WhatB. HowC. Where
( ) （2） Welcome to _______ class !
A. weB. usC. our