Of all the books on the desk, ________ is of any use for our safety.
| A．nothing | B．no one | C．neither | D．none |
___ in experience, she didn’t manage to pass the interview.
| A．Lack | B．Lack of | C．For lack of | D．Lacking |
Stress can be extremely damaging to your health. Exercise, _, can reduce its effects.
| A．at the same time | B．while | C．though | D．meanwhile |
In the meantime, the question facing business is whether such research is ______ the costs.
| A．worth | B．worth of | C．worthy | D．worthwhile |
Eliza remembers everything exactly as if it _________ yesterday.
| A．was happening | B．happens | C．has happened | D．happened |
Lily would rather I _______ her at the airport yesterday, but I was then busy with a meeting.
| A．would meet | B．met | C．had met | D．have met |