Believe it or not, the Great Wall, which _______ by people, should be protected at once.
| A．has been destroyed | B．is destroyed | C．was destroyed | D．is being destroyed |
I prefer a house in a mountain village to________in such a large city as Changsha.
| A．that | B．it |
| C．this | D．one |
We should try our best to leave our generation a world better than________we were given.
| A．it | B．one |
| C．the one | D．those |
—Can you accompany your little brother to the post office now?
—________，if he is ready.
| A．By all means | B．No way |
| C．My pleasure | D．In no case |
As everybody knows，kangaroos are native________Australia and are often regarded as one of Australia’s national treasures.
| A．in | B．to |
| C．from | D．with |
There is________as a free dinner in this world.As the saying goes，“No pains，no gains.”
| A．no such a good thing | B．such no good thing |
| C．no such good thing | D．not so a good thing |