We must show concern ____ each other.
| A．with | B．for | C．at | D．to |
________ good use you have made of your time to work, there is still some room for improvement.
| A．Whatever | B．However | C．Though | D．Whether |
It was the quality of life in the futureI took this training course，not just to make more money.
| A．to improve; that | B．improving; when | C．to improve; when | D．improving; that |
They didn’t attend the discussion, although they _________.
| A．should | B．would have to | C．should have to | D．should have |
_______ I like Carter personally, I don’t think ______ he’s doing is right.
| A．When, that | B．While, what | C．Because, what | D．If, that |
May 12th，2008 is a special day，____, I think，that will be remembered by the Chinese forever.
| A．one | B．it | C．which | D．that |