Every means ______ prevent the water from ______.
| A．are used to; polluting | B．is used to; polluting |
| C．is used to; polluted | D．is used to; being polluted |
Nowadays many parents from the countryside cannot afford to educate their children, because the schoolare too high.
| A．fees | B．prices | C．charges | D．fares |
We can’tagainst other countries in trade if we don’t develop our national economy(经济).
| A．attack | B．bargain | C．compete | D．replace |
The huge statue(雕像) of the former leader was pulled down, and it lay on the ground _______ .
| A．in parts | B．in trouble | C．in ruins | D．in danger |
It’s important for us to use a word or phrase according to thein language studies.
| A．expression | B．situation | C．source | D．opinion |
Don’t talk round the question; come to the point.
| A．exactly | B．entirely | C．straight | D．sincerely |