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助动词have的用法助动词have的用法 简：助动词have(has, had, having)的用法 详：（1）助动词have可以构成完成时或完成进行时 He has been a doctor for 10 years.他当医生十年了。 This is the place I have been longing to visit.这就是我一直渴望参观的地方。 （2）和不定式构成谓语，表示客观上不得不做的事情。 We've missed the train. We'll have to wait for another one.我们己经误了火车，我们只能等下一列。 -Do we have to start work?我们得立刻工作吗？ -No. We don't have to.不，不必了。 |
