We ______ last night, but we went to the concert instead.
| A．must have studied | B．might study |
| C．should have studied | D．would study |
Every child is __________, with their own needs, preferences and talents.
| A．contradictory | B．similar |
| C．original | D．unique |
Nowadays people have to pass various tests for professional __________ so that they can be qualified for a well-paid job.
| A．certificates | B．permission |
| C．admission | D．perseverance |
There is an obvious __________ between the cultures of the West and East.
| A．content | B．contrast |
| C．contract | D．contact |
We have strong __________ for believing that the mine accident in Heilongjiang was due to the poor management.
| A．grounds | B．reason |
| C．cause | D．purpose |
—Hey, dear! Guess what? I’ve got a pay rise!
—This ________ a celebration! Let’s go to sing karaoke tonight.
| A．calls for | B．works out |
| C．brings about | D．pays for |