____ apple fell from the tree and hit him on ______ head.
| A．An; the | B．The; the |
| C．An; 不填 | D．The; 不填 |
It was dark and cold. They had to find a house ____ and some wood ____.
| A．to stay in…to make a fire with | B．to stay…to make a fire with |
| C．to stay in…to make a fire | D．to stay…to make a fire |
The house built of stone lasts longer than ____ built of wood.
| A．the one | B．one | C．that | D．its |
It is ______ that terrorism is a great threat to world peace.
| A．widely accepted | B．widely accepting |
| C．wide accepted | D．wide accepting |
With the worldwide oil crisis, the price of oil has been raised ______ 15%.
| A．about | B．with | C．of | D．by |
Part of the work is to be finished today and ______ by this weekend.
| A．another | B．the others | C．the rest | D．the other |