A powerful earthquake struck Haiti’s capital, ________ tens of thousands homeless and buried in ruins．
| A．left | B．to leave | C．leaves | D．leaving |
At the end of the meeting,it was announced that an agreement_______.
| A．has been reached | B．had been reached |
| C．has reached | D．had reached |
—She looks very happy.She_______have passed the exam.
—I guess so.It’s not difficult after all.
| A．should | B．could | C．must | D．might |
—She looks very happy.She_______have passed the exam.
—I guess so.It’s not difficult after all.
| A．should | B．could | C．must | D．might |
We have every reason to believe that_______2008 Beijing Olympic Games will be_____success.
| A．不填；a | B．the;不填 | C．the;a | D．a;a |
We haven't settled the question of ______ it is necessary for him to study abroad.
| A．if | B．where | C．whether | D．that |