present perfect
英 [ˌpreznt ˈpɜːfɪkt]
美 [ˌpreznt ˈpɜːrfɪkt]
n. 现在完成时
牛津词典
noun
- 现在完成时
the form of a verb that expresses an action done in a time period up to the present, formed in English with the present tense of have and the past participle of the verb, as in I have eaten
柯林斯词典
- 现在完成时的
In grammar, thepresent perfecttenses 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'.
英英释义
noun
- a perfective tense used to express action completed in the present
- `I have finished' is an example of the present perfect
双语例句
- Can you pick out more than two sentences in the present perfect voice from the reading passage?
你能在文章中找出两个以上与现在完成时的被动态有关的句型么？ - ` 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。 - And will learn The simple past tense, The present perfect tense, The past perfect tense as well as The future tense.
这个学期，我们学到了过去时，现在完成时，过去完成时和将来时等。 - We use the present perfect tense to talk about something that happened at an indefinite time in the past.
我们使用现在完成时谈论发生在过去某个不确定的时间的事情。 - Use the present perfect to inquire about life experiences.
使用现在完成时访问生活经历。 - When talking about current employment be careful to use the present perfect or present perfect continuous.
谈起目前的就业要小心使用现在时。 - We also use the present perfect to talk about repeated actions in the past.
我们还使用此时态谈论过去重复的动作。 - We also use the present perfect to talk about a series of repeated actions which have happened up to the present.
我们也使用现在完成时谈论一系列重复的行为，这些行为到现在还发生。 - Remember: when using the words'since'and'for'with the present perfect tense, you must follow them with different information.
在这个单元，我们学习了不同的现在时态来强调不同事件的状态。 - To grasp the Present Perfect and the Irregular verbs 'past tense& past participle tense.
掌握现在完成时态以及不规则动词的过去时态和过去分词。