Look! The clock has stopped. Maybe there’s ________ wrong with it.
| A．everything | B．something |
| C．anything | D．nothing |
Unluckily, a car accident _____ on this road last week.
| A．happened | B．was happened |
| C．was happening | D．has happened |
It is a pity that his son was born _______ a weak heart.
| A．with | B．from | C．at | D．in |
It is wrong of a student ______ his homework by himself. Copying makes one lazy.
| A．to do | B．don’t do |
| C．not to do | D．not do |
—The theatre is far away and there is no bus.
—Do you mean it is ______ to take a taxi?
| A．interesting | B．dangerous |
| C．difficult | D．necessary |
—I hear Tom is leaving.— ____________ why?
| A．And | B．But | C．Or | D．So |