如果你想问:他是你的新数学老师吗?”应该说:A. Is she your math teacher?B. He is your new math teacher.C. Is he your new math teacher?
What ______ is it today? It’s Friday.
______ speak loudly . Keep quiet, please.
My birthday is the 4th of January.
— What _______ on the plate? — There _______ some apples.
The pair of earphones Su Hai’s.