havehad连在一起是什么时态
2022-03-16
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扩展资料
现在完成时的用法:
主语+have(has)+过去分词(done)
1、现在完成时用来表示现在之前已发生过或完成的动作或状态,但其结果却和现在有联系,也就是说,动作或状态发生在过去但它的影响现在还存在。
I have lost my wallet.(含义是:现在我没有钱花了。)
2. 现在完成时可以用来表示发生在过去某一时刻的,持续到现在的情况,常与for,since连用。
Mary has been ill for three days。
3、现在完成时往往同表示不确定的过去时间状语连用,如already, yet, just, before, recently,still, lately等:
He has already obtained a scholarship。
例句:
1、He seems to have had some sort of religious experience.
他似乎有某种宗教体验。
2、I have had the good fortune to work with some brilliant directors.
我有幸与一些卓越的主管人员共事。
3、She'll have had the results by now.
她现在应该知道结果了。
4、We have had to adapt quickly to the new system.
我们不得不迅速适应新制度。
5、We have had problems with the supply of raw materials to the factory.
我们在工厂的原料供应方面遇到过问题。