当你把你爸爸介绍给Miss Wu时,你应说: ______A. This is Miss Wu. B.Miss Wu, this is my dad. C.He is my dad.
() (5)Here _____ a computer. A. isB. areC.\
() (4)I want to _____ a birthday cake. A. makeB. makingC. makes
() (3)Let’s ______ a song. A. singB. singingC. sings
() (2)How_____they celebrate the birthday? A. doesB. doC.is
( ) (1)Happy birthday ______ you . A. toB. ofC. for