present perfect

名词现在完成时

noun

1. a perfective tense used to express action completed in the present

e.g. `I have finished' is an example of the present perfect

Synonym: present perfect tense

1. 现在完成时的
In grammar, the present perfect tenses of a verb are the ones used to talk about things which happened before the time you are speaking or writing but are relevant to the present situation, or things that began in the past and are still happening. The simple present perfect tense uses 'have' or 'has' and the past participle of the verb, as in 'They have decided what to do'.

present perfect什么意思

French tense to the present perfect tense in English.(法语中没有和英语的现在完成时完全对应的时态。)

Change these sentences into the Present Perfect Passive, putting the verbs into the correct forms.(用动词的正确形式将下面的句子变成现在完成时的被动语态。)

The present perfect is used to express an action that started in the past but still continues in the present.(现在完成时用来表达开始于过去但仍在现在持续的动作。)

It is not easy to learn to use the present perfect tense correctly.(学习正确使用现在完成时不是容易的事。)

The present perfect simple is often used to talk about past actions and events which are completely finished.(一般现在完成时经常用于谈论过去的行为和事件其完全结束。)

The present perfect is covered in Unit 8.(现在完成时在第8单元讲解。)

I have finished 'is an example of the present perfect.(“我已经完成了”是现在完成时态的一个例句。)

Fill in the blanks with the present perfect tense of the verbs in brackets.(用括号里动词的现在完成时态来填充空格。)

Today, we are going to talk about the present perfect continuous tense.(今天，我们谈谈什么是现在完成进行时。)

When we use the present perfect, there is a connection with now.(当我们使用现在完成式时，是和现在有关联的。)