______ the news, so far, has been good, there may be bad days ahead.
| A．When | B．While | C．If | D．As |
This machine is very easy______. Anybody can learn to use it in a few minutes.
| A．operating | B．to be operating | C．operated | D．to operate |
Don’t blame the worker. He just carried out the order______.
| A．as told | B．as are told | C．as telling | D．as they told |
I can’t remember when ______ turning point occurred exactly, but it might be ______ summer morning when I was in New York.
| A．不填；a | B．a; a | C．the; a | D．a; the |
—Nancy, can you help me type this report, please?
—_______I have a lot of work to do.
| A．What for? | B．Why me? | C．That’s easy. | D．Don’t bother me. |
Is this the recorder you want________?
| A．to have repaired | B．to repair it |
| C．to have it repaired | D．it repaired |