33. --- How can you be late for such an important conference?
--- Sorry! But my flight was ______ by fog.
| A．taken over | B．held up | C．turned down | D．handed out |
相关试题
The medical reform in that country turns out to be _________ failure, but, as we know, success often comes after ________ failure.
| A．a, a | B．the, the | C．a, / | D．/ , / |
The eighteenth and nineteenth centuries _____ the widespread use of electricity and the birth of the steam engine , leading to the development of factories and cities.
| A．watched | B．observed | C．saw | D．showed |
Nobody could have had _____ childhood than myself. Instead of children’s play and adventure , I was driven by a desire to study.
| A．the happier | B．a happier | C．happier | D．the happiest |
Contrary to the belief _____it could not sink , the ship sank after hitting an iceberg , ____ all the passengers on board.
| A．that; killing | B．that; having killed |
| C．which, to have killed | D．which; killed |
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