28．The Chinese people are looking forward to the first attempt on the moon after Yang Liavei’s successful trip into space.
| A．landing | B．landed | C．land | D．to land |
—_____ that he picked up French?
—It was in 2010_____ he traveled in France.
| A．Was it when; that | B．When was it; that |
| C．Was it when; when | D．When was it; when |
Have you ever stopped _____ how our lie _____ if the world ran out of ol?
| A．to think, would change | B．thinking, would change |
| C．to think, will change | D．thinking, should change |
George could not speak Italian so he an Italian girl to work as an interpreter.
| A．hired | B．accompanied | C．instructed | D．directed |
She wrote a month ago, ______ we’ve heard nothing.
| A．since when | B．before which | C．since that | D．after which |
Yesterday, Jane walked away from the discussion. Otherwise, she ______something she would regret later.
| A．had said | B．said | C．might say | D．might have said |