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
- 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。 - 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。 - ` 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。 - 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 tense emphasizes the effect of the past action on the present.
现在完成式强调过去所发生的事情对现在的影响。 - 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。 - You'll be able to use the present perfect tense for checking up.
你可以用现在进行时态去检查。 - Rewrite the following sentences using the Present Perfect Passive Voice.
用现在完成时的被动语态改写下列句子。 - They were all concerning about the past tense and the present perfect.
那些练习题都是跟一般过去时和现在完成时有关的。