Only under special circumstances ________to use the fire hose, otherwise they will be punished.
| A．are people permitted |
| B．people are permitted |
| C．people permit |
| D．do people permit |
I found him sitting in his chair, completely_____ a magazine.
| A．absorbing | B．being absorbed in | C．absorbed in | D．absorbing in |
He has three children, are doctors.
| A．and two of whom | B．two of them | C．two of whom | D．two of which |
Not only ,but he himself was badly beaten up.
| A．was everything he had robbed of | B．everything he had was robbed of |
| C．had everything he been robbed of | D．was he robbed of everything he had |
With nothing ________ to burn, the fire became weak and finally died out before the firefighters came.
| A．leave | B．leaving | C．left | D．to leave |
When _____ about the secret of his success, Steven gave us a smile and said nothing .
| A．asking | B．having asked | C．ask | D．asked |