The experiment shows that proper amounts of exercise, if regularly, can improve our health.
| A．being carried out | B．carrying out | C．carried out | D．to carry out |
He sold this car for only 2,000 dollars, so the buyer got a wonderful ______.
| A．cost | B．bargain | C．worth | D．value |
It took nearly a day ______ he realized his mistakes and apologized to his friend Peter.
| A．that | B．when | C．before | D．while |
---Mary’s brother has such high _______ that he has learned three languages.
----Really? It’ hard to believe.
| A．power | B．technology | C．character | D．intelligence |
– You visited the man who saved your son yesterday?
–Yes. I wanted to express my thanks to him _______.
| A．generally | B．personally | C．secretly | D．regularly |
With the development of society(社会)， most of the old customs here have _______ already.
| A．died down | B．died off | C．died out | D．died away |