—Jenny，how did your math exam go?
—I thought I ________，but in fact I came in the top 10% in the class.
| A．might have failed | B．couldn’t have failed | C．should have failed | D．mustn’t have failed |
Many young people in the West are expected to leave could be life’s most important decision ---marriage ----almost entirely up to luck.
| A．as | B．that | C． which | D．what |
The crossing was blocked by many trucks and buses, made it impossible for us to go to work on time.
| A．where | B．what | C．whick | D．that |
It is reported that the epidemic half the town’s population.
| A．wiped out | B．blocked out |
| C．found out | D．worked out |
If I his advice earlier,I would not be embarrassed now.
| A．followed | B．had followed |
| C．would follow | D．were to follow |
There will be interval of 20 minutes after second act.
| A．an;a | B．an;the | C．不填；the | D．the;a |