If _____ carefully, the experiment will be successful.
| A．do | B．does | C．done | D．doing |
—Hi, Johnson, any idea where Susan is?
—It's class time, so shein the classroom now.
| A．can be | B．must have been | C．might have been | D．should be |
I'mabout what I say because careless remarks are likely to hurt others' feelings.
| A．enthusiastic | B．cautious | C．doubtful | D．curious |
If you are hunting chance to improve yourself in English, I think the English corner will be ________smart choice.
| A．a; a | B．a; the | C．the; a | D．the; the |
—In early autumn Steve applied for admission to college. He wanted to gobut to Cornell University.
—Oh, why not Harvard?
| A．nowhere | B．somewhere | C．everywhere | D．anywhere |
on his past mistakes, Ted realized that he had stayed around the wrong peop1e.
| A．To reflect | B．Reflected | C．Reflecting | D．Being reflected |