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
  1. `I have finished' is an example of the present perfect
  Synonym:present perfect tense

双语例句

• The present perfect is almost a kind of present tense.
  现在完成时总是一类现在时态。
• The question is in the present perfect continuous so you will answer with the verb in the continuous.
  这个问题是用现在完成进行时来提问的，所以回答时也用进行时态的这个动词。
• When we want to talk about actions or situations which started in the past and have continued up to the present, we often use the present perfect to show the connection between past and present.
  要谈论行为或状态其始于过去而持续到现在，经常使用现在完成时表现过去和现在之间的连接。
• By combining theories and experiment, this thesis compares and analyzes the features in the process of learning English present perfect by both Chinese Han students and Chinese ethnic Korean students.
  本文通过理论和实验相结合的方法，对比分析单、双语人学习英语现在完成体的特征。
• 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。
• Use the present perfect to inquire about life experiences.
  使用现在完成时访问生活经历。
• 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？
• Talk about the uses of the present perfect tense.
  表示过去发生的事对现在仍有影响。
• 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。
• 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。