酷兔英语
动词可能处于三种情绪中的一种:指示性,命令性或虚拟性。 指示性情绪用于做出事实陈述。 命令式情绪发出请求或命令。 虚拟语气可以使用以“if”或“that”开头的条款表达疑问或愿望; 它还可以在以“that”开头的子句中表达请求,请求或提议。

指示性情绪

  • 目前指示: Jerry Seinfeld laughs on television.
  • 过去指示: Jerry laughed on television.
  • 未来指示: Jerry will laugh on television tomorrow.

祈使语气

  • Notice how much sharper the picture appears.
  • Call her tomorrow.
  • Take a seat! 

虚拟语气

  • He talks about grammar as if he were an expert. (Expresses doubt or an idea contrary to fact.)
  • I wish that I were a fast runner. (Expresses a wish.)

Present Subjunctive

  • The professor requests that the paper be turned in on time. (Expresses a request.)
  • The rules require that each contestant submit an entry form. (Expresses a demand.)
  • I suggest that the heat be reduced. (Illustrates a proposal.)

助动词

Auxiliary verbs "could," "would," and "should" might also express the subjunctive mood, especially when one expresses a condition contrary to fact.

Examples:

contrary to fact.">
过去的虚拟语气条件与事实相反
If the forecaster were correct, I would be prepared. If the forecaster could be correct, I would be prepared.
If the company were to fly her, she would interview. If the company would fly her, she would interview.
If Joe were to marry Ann, he would be happy.If Joe should marry Ann, he would be happy.

动词后面通常跟着虚拟动词的“that”子句:宣布,询问,好像,请求,确定,指示,坚持,移动,排序,偏好,提议,推荐,请求,要求和建议。


生词表:
  • expert [´ekspə:t] 移动到这儿单词发声  n.&a.专家;内行   (初中英语单词)
  • contrary [´kɔntrəri] 移动到这儿单词发声  a.相反的 n.相反   (初中英语单词)
  • submit [səb´mit] 移动到这儿单词发声  vt.使服从;使忍受   (初中英语单词)
  • runner [´rʌnə] 移动到这儿单词发声  n.奔跑者;走私人(船)   (高中英语单词)