____ useful the computer is!
| A．What a | B．What an |
| C．How | D．How a |
Three and five ________ eight.
A．am B．is C．are
The boy ______ blue pants _____ my student.
A．in … is B．in … are C．on … has
Look ______ this boy! He looks ______ his father.
A．like … at B．at … like C．at … the same
—Does the girl ________ a round face?
—Yes, she does.
A．have B．has C．is
I have ______ big ______.
A．/; feet B．a; foot C．/; foot