-Are you free tomorrow evening?
-Sorry, I’m afraid I ______a friend off then.
| A．was seeing | B．will have seen |
| C．will be seeing | D．have seen |
—May I use your new dictionary?
—It’ s over there．____．
| A．Feel free | B．Never mind | C．My pleasure | D．It’s OK |
Nobody knows why the boy can tell what’s written on the paper in another room without looking at it. It really _______ explanation.
| A．prevents | B．challenges | C．interrupts | D．confuses |
The prediction from Maya worries residents _______ December 21, 2012 would be the end of the world.
| A．if | B．that | C．whether | D．which |
The folks were delighted at the message of their relatives _______ that mine explosion.
| A．survived | B．to survive | C．were surviving | D．surviving |
No one believes his reasons for being late that he was caught in a traffic jam, _______ made him embarrassed.
| A．it | B．which | C．that | D．why |