________ a man's age, he can reduce it several years by wearing a confident smile.
| A．Whichever | B．Whatever |
| C．Whenever | D．However |
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 |
Much attention should be _______ to your communication skills, if you want to be a successful leader.
| A．fixed | B．caught | C．attracted | D．paid |