The invention of the typewriter was a great_______ to communication and printing.
| A．contribution | B．devotion | C．revolution | D． construction |
Grace doesn’t want to move to New York because she thinks if she _____there ,she wouldn’t be able to see her parents very often.
| A．lives | B．would live | C．has lived | D．were to live |
It was almost midnight when the fire ____ in the neighborhood.
| A．broke up | B．broke down | C．broke in | D．broke out |
____ you’ve grown up, you should be independent of your parents’ help.
| A．Even though | B．In case | C．Just as | D．Now that |
The discovery of gold in Australia led thousands to believe that a fortune______.
| A．I made | B．would make | C．was to be made | D．had made |
The doctor thought ___ would be good for you to have a holiday.
| A．this | B．that | C． one | D．it |