You _______ any noise in the room. We are reading now.
| A．had better not to make | B．had not better to make |
| C．had better not make | D．had not better make |
It is __________ apple.
A.a B. an C. the
Our teacher always tells us _______ more English in and out of class.
| A．speak | B．spoken |
| C．to speak | D．speaking |
Tom can make his kite ______ higher in the sky.
| A．fly | B．flies |
| C．flying | D．to fly |
The class _______ in two minutes.
| A．begin | B．will begin |
| C．beginning | D．begins |
My teacher often encourages us ______ hard.
| A．study | B．to study |
| C．studying | D．studies |