Though _______ with the present situation, the local government could not find effective measures to reduce the risk of coal mine accidents.
| A．unsatisfied | B．being unsatisfied | C．unsatisfying | D．to be unsatisfied |
He doesn’t visit Mr. Black___.
| A．as many as he used to | B．as many as he was used to | C．as much as he used to |
| D．as much as he was used to |
It was in the house ___he used to live that the exhibition was held.
| A．where | B．that | C．as | D．which |
he said he would ring me up, but he didn’t ___my telephone number?
| A．Has he forgotten | B．Must he forget | C．Must he have forgotten | D．Could he have forgotten |
Of all the students , ____ is so diligent as George.
| A．none | B．either | C．no one | D．neither |
If he had been taken good care of at that time, the boy ___ now.
| A．will not be sick | B．would not be sick | C．could not have been sick | D．isn’t sick |