_____the afternoon of April 30th,many foreign visitors arrived___Shanghai. A.In; B.On;in C.On;to
—Are you from America? —__________.
— I like math very much. Do you like math? — __________.
—Is your mother _________ English teacher? —No, she isn’t. She is _________doctor.
His favourite _____ is science.
---When is your birthday? -----It’s_______ Jan 1st, New Year’s Day.