现在完成时态
- 网络the Present Perfect;the present perfect tense
![现在完成时态](../cache/1335480.jpg)
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动词必须用现在完成时态
The verb must be in the present perfect tense
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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。
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 .
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我已经完成了是现在完成时态的一个例句。
` I have finished ' is an example of the present perfect .
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用括号里动词的现在完成时态来填充空格。
Fill in the blanks with the present perfect tense of the verbs in brackets .
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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。
To grasp the Present Perfect and the Irregular verbs ' past tense & past participle tense .
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我们经常用现在完成时态来说新闻:尤其常见于报道、信函、会话。
We often use the present perfect to give news : it is especially common in reports , letters and conversations .
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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。
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 .
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现在完成时和过去时之间的差别分析起来有点复杂和困难,语法的已知规则总不是很明白或精确。在许多欧洲语言里,有现在完成时态;
The differences between the present perfect and the past simple are complicated and difficult to analyse , and the rules given in grammars are not always very clear or accurate .