.Helen is 15 years old， and Joan is 15， too. So Helen is _______ Joan.
A. as big as B. so old as C. as old as
—Michael had a fever， so he isn’t able to come.
—________
A. I’m sorry to hear that
B. I’m disappointed
C. Good luck
Excuse me. May I ______ you to pass me the paper?
A. keep B. trouble C.make
Miss Li is a good teacher， though she is very strict ______ her students.
A. with B. about C. for
The man is so sad______ his wife’s illness.
A. because B. because of C. As
Mr. Lee will be unhappy because he will have tickets______ Titanic.
A. to B. in C. on
