Ⅰ.单项选择(每小题1分，共15分)
1．—______ are you?
—I'm seventeen.
A．How many years B．How
C．How old D．What old
2．—When were you born(出生)?
—I was born ______ July 6th,1992.
A．in B．at C．on D．of
3．—How many ______ are there in a year?
—______.
A．month；Six B．months；Twelve
C．months；Four D．months；The twelfth
