While waiting for the opportunity to get , Henry did his best to perform his duty.
| A．promote | B．promoted | C．promoting | D．to promote |
相关试题
He used to teach in that university and I _________ ride past it on my way to work.
| A．would | B．could | C．should | D．might |
On Sundays when I was a child, Father and I _______ get up early and go fishing.
| A．could | B．would | C．might | D．should |
—Hurry up, Michael! It’s ten to three.—Goodness me! The class_______. I’ll be late again.
| A．must begin | B．may begin | C．should have begun | D．must have begun |
It was playing computer games that cost the boy a lot of time that he __________ doing his lessons.
| A．might have spent | B．ought to have spent |
C．must have spent | D．could have spent |
Professor Smith, many students want to see you. __________ they wait here or outside?相关知识点
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