其基本构成是:have/has+done;过去完成时是指:在过去某个特定时间点或动作之前就发生的行为,即过去的过去。其基本构成是:had+done。 那为什么我们要在写作中适当加入完成时呢?因为多种时...
用法:从句had done,主句would have done 例句:If Hillary had won the Presidency on November 8th, she would have been the first female president in American history. 在作文中,...
Onceonehavetime,hecandowhathewanttodo. 人一旦有了时间,他就能想干什么就干什么。 解析:one是单数第三人称,因而本句的have应改为has;同理,want应改为wants,本句是典型的主谓不一致。 改为:Onceonehastime,hecandowhathewantstodo. 5 指代不清
如果你知道他是一个不靠谱的人,你应该提早告诉我。(表示与现在的事实相反) If I had gotten up earlier, I should have been on the train now. 如果我再早起一会儿的话,我现在就应该在...
成人高考学位英语备考练习:非谓语动词 一、不定式 (一)基本结构 to do to be doing to have done to be done to have been done 学位英语真题汇编 1、Judging from his manners at the party, he does
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