一、单项选择。（15分）
1． I have ____ egg and ____carrot in the morning.
A．a; a B．an; / C．a; an D．an; a
2． This ruler isn't ____, that's his.
A．Bob B．Bob's C．Gina D．Gina's
3． Lucy likes ice-cream, ____ she doesn't eat it.
A．and B．with C．so D．but
4． That store has cool shirts ____ boys.
A．for B．at C．on D．in
5． —____ don't you go to school?
—Because it's Saturday today.
A．Where B．Who C．Why D．When
6． I'm 13 years old, ____ are you?
A．how long B．how old C．how much D．how about
7． New Year's Day is on ____ first.
