You leave your kid alone at home. It’s very dangerous.
| A．wouldn’t | B．needn’t |
| C．couldn’t | D．shouldn’t |
The radio is over there ;and listen to the news.
| A．turn it off | B． turn on it | C．turn it on | D．turn off it. |
They decided at the end of this month.
| A．to leave | B．going back | C．travel | D．not start out. |
are made of
| A．Glasses; glasses. | B．Glass; glass | C．Glasses; glass. | D．not start out. |
Mr. Wu came into the classroom , a book in his hand.
| A．hold | B．holds | C．holding | D．held |
He sat downa computer.
| A．in the front of | B．in front of | C．in front | D． front of |