---Who is the tallest boy?
---It ______ be John.. John is of medium height.
A. must B. needn’t C. might D. can’t
---Is your father a teacher?
---Well, he ______. But now he works in a bank.
A. were B. used to C. used to be D. is
---_____do you tell him the news?
---By _____an e-mail.
A．How, sending B .How, send C. What, sending D. What，send
David comes from______ America and he is ______honest boy.
A. an, an B. /, an C. the, a D. an, the
His parents make him _______ at night.
A. stay at home B. stays at home
C. to stay at home D. to staying at home
I will take a holiday with my family _______ I finish all the exams.
A. so that B. as C. as soon as D. while
