It is well-known to us all that knowledge is __ treasure, but practice is ___ key to it.
| A．a, ∕ | B．a, the | C．the, the | D．∕ , the |
The present situation is very complex, so I think it will take me some time to ____its reality.
| A．make up | B．figure out | C．look through | D．put off |
In summer people often wear dark glasses as _________ against the bright sunshine.
| A．permission | B．protection | C．prediction | D．prevention |
–Let’s go Dutch for this supper, OK?
--No, _______ this time, as a reward for all your help.
| A．it’s up to you | B．it’s my treat | C．let’s talk about it | D．it doesn’t matter |
–Have you finished your first paper?
--_________. Just half of it. How about you?
| A．Not at all | B．Not likely | C．Not a bit | D．Not yet. |
The 40-somethings found themselves in an embarrassing situation _____ rapid changes in all aspects of society.
| A．as a consequence of | B．in favor of | C．for the purpose of | D．by means of |