—Why do you look worried?
—Fred left the company half an hour ago. His work ________ unfinished since.
| A．left | B．was left | C．has left | D．has been left |
__________ you eat the correct foods ___________ be able to keep fit and stay healthy．
| A．Only if … will you | B．Only if … you will |
| C．Unless … will you | D．Unless … you will |
--- I’m still working on my project．
--- Oh, you’ll miss the deadline．Time is ____________．
| A．running out | B．going out | C．giving out | D．losing out |
It is __________ to spend money on preventing illnesses by promoting healthy living rather than spending on trying to make people ___________ after they are ill．
| A．good … good | B．well … better | C．better … better | D．better … good |
--- They are quiet, aren’t they?
--- Yes．They are accustomed ____________ at meals．
| A．to talk | B．to not talk | C．to talking | D．to not talking |
--- Why do you suggest we buy a new machine?
--- Because the old one has been damaged ___________．
| A．beyond reach | B．beyond repair | C．beyond control | D．beyond description |