_____you ever______Hong Kong﹣Zhuhai﹣Macao Bridge?
Not yet. ( )
A.Did; visitB.Are; visit
C.Have; visited
You gave me a lot of help.thank you.
___________.( )
You're welcome
Don't thank me
Don't say so
This is what I should do
Are there many students planing trees on the hill?( )
A.表语B.定语C.宾补D.主语
I saw Mike go into the library with Mary happily just now.( )
A.宾补B.状语C.直宾D.表语
Mr.White must be talking on the phone because he didn't answer the door.( )
A.定语B.状语C.主语D.宾语
The days get longer in summer.( )
A.谓语B.表语C.宾语D.定语