I prefer books ________ are educational and interesting.A. that B. what C. who
.---Mr. Green, what’s your job? ---______. I’m in No. 1 Middle School.
This is ______ friend. ______ name is Daming.
---_____? ---It’s cool.
There isn’t ______ milk in the glass.
---Why are you standing, Tony? ---I can’t see the blackboard. A tall boy is ______ me.