Who can you turn to in time of danger, it not ____.
| A．any | B．us | C．we | D．ours |
—How does their factory________ their products?
—Through a separate sales company.
| A．make | B．produce |
| C．distribute | D．remove |
He was too busily occupied _____ to the show.
| A．to go | B．going |
| C．with going | D．in going |
We must _____ a new chair for the broken one.
| A．instead | B．instead of |
| C．substitute | D．take the place |
My camera can be________ to take pictures in cloudy or sunny conditions.
| A．adapted | B．adjusted |
| C．fit | D．revised |
After the accident，the police spent a week finding out the person who________ it.
| A．witnessed | B．stared at |
| C．proved | D．heard of |