When you do your exam, please read every sentence carefully. _____ you are, _______ mistakes you’ll make.
| A．The more carefully, the fewer | B．The more careful, the less |
| C．The more carefully, the less | D．The more careful, the fewer |
The boy is playing____ piano. He isn’t playing ___ basketball.
A. a, a B. the , / C. /，/
______man with black glasses is my host father in Britain.
| A．An | B．A | C．The | D．/ |
----Do you know _______ young man under the tree?
----Yes, but only a little, maybe he is _______ university student.
| A．a; an | B．a; the |
| C．the; an | D．the; a |
—Do you often play_______ football with your friends?
—No, I don’t like sports. I often play______ piano in my free time.
A. a, the B. the, / C. /, the
It is _______ unusual thing for us to find ________ UFO.
| A．a; a | B．an; an | C．a; an | D．an; a |