Time waits for no man. But teenagers won’t realize the value of time until it’s gone. Don’t waste your time, __________ you will regret it.
| A．so | B．and | C．but | D．or |
Scientists conclude that female cats tend to favor their right paws when _______ complex tasks.
| A．knocking about | B．bringing in | C．holding up | D．taking on |
There are hundreds of people desperate to _______ an orphan whose parents were killed in the Haiti earthquake.
| A．receive | B．educate | C．adopt | D．abuse |
．The European Central Bank yesterday _______ the document was genuine but refused to make any further comment.
| A．expected | B．suggested | C．concluded | D．confirmed |
I've got two invitation tickets for the _______ of the American movie “The Big Country”.
| A．performance | B．preview | C．certificate | D．publication |
She went through a period of emotional _______ after her company fell into ruins and she finally decided to find a new job.
| A．control | B．adjustment | C．outburst | D．improvement |