（一）
1. My brother has left high school, and ______is at college now.
A. he B. she C. I D. you
2. –How many classes do you have ______ Friday afternoon?
--None. We are free.
A. in B. at C. on D. to
3. – What do you think of the two pens?
--Perfect. I’ll take ______ of them.
A. both B. some C. all D. any
