Everyone should _______________ the environment.
| A．make a contribution to protect | B．make contribution to protecting |
| C．contribute in protecting | D．make contributions to protecting |
The island where these rare birds nest has been declared a _____.
| A．observation | B．reservation | C．preservation | D．conservation |
. Kate's ambition to become a nurse _____ from a desire to help others.
| A．prompted | B．promoted | C．programmed | D．proceeded |
Lawyers often make higher _____ for their work than they should.
| A．bills | B．charges | C．prices | D．costs |
Although he doesn't like that law, he will _____ with it.
| A．confine | B．conform | C．comply | D．contend |
The new secretary has written a remarkably _____ report only in a few pages but with all the details.
| A．concise | B．clear | C．precise | D．elaborate |