present perfect tense

1. Here have is the auxiliary verb and completed is the main verb; have completed is the present perfect tense.
   在这里have是辅助动词而completed是主要动词，havecompleted是现在完成时。
2. 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。
3. 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。
4. 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。
5. As one of the most important and confusing grammatical tenses in high-school English, present perfect tense brings about much perplexity to both teachers and students.
   现在完成时态是中学英语语法中的重点和难点，经常给师生带来困惑。
6. 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。
7. 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。
8. 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。
9. The verb must be in the present perfect tense
   动词必须用现在完成时态
10. They appear more excited when we talk about university life in the United States than when we discuss the correct usage of the present perfect tense.
    与讨论如何正确使用现在完成时相比，当我们谈起美国大学的生活时，他们显得更为兴奋。
11. Talk about the uses of the present perfect tense.
    表示过去发生的事对现在仍有影响。
12. There is no exactly equivalent French tense to the present perfect tense in English.
    法语里没有和英语中的现在完成时完全对应的时态。
13. 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。
14. In this lesson, we will practice using the present perfect tense.
    在这节课上，我们将要练习使用现在完成式。
15. 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。
16. Greeting students and say two sentences about Mid-autumn using the Present Perfect Tense.
    设计意图：根据中秋节这一主线，创设情境，引出现在完成时。
17. When we make a present perfect sentence, we could usually make a present tense sentence about the same situation.
    造现在完成时的句子，我们通常会造现在时态的句子。
18. The present perfect is almost a kind of present tense.
    现在完成时总是一类现在时态。
19. The Survey of the Priority of the Simple Past Tense over the Present Perfect Tense in Modern German
    现代德语过去时与现在完成时的优先性探讨
20. The use of present tense and present perfect tense;
    多用现在时和现在完成时；
21. The present study aims to explore how Chinese temporality influences the acquisition of English present perfect tense, why the influence sustains and what tendency will be shown in the learning outcomes of learners at different proficiency levels.
    本研究旨在探究母语为汉语的学生在习得英语现在完成时态时，其过渡语中母语时体特征的表现方式、存在原因和发展趋势。
22. In English learning, it is difficult for learners to master the tense, especially the past tense and the present perfect tense.
    英语学习中，时态的学习和运用对学习者尤其中低水平学习者来说是一个困难之处。
23. Among these tenses errors, simple past tense, present perfect and past perfect tense have a relative high error and mistaken use frequency.
    其中，一般过去时和现在完成时和过去完成时的误用和混用比率相对较高。

noun

1. 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