... Regular and irregular verbs 规则和不规则动词 Present and past tenses 现在时和过去时 The future 将来时 ...
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The present and past perfect tenses both belong to the perfect tense.
现在完成时和过去完成时都属于完成时态。
To grasp the usage of the tenses, including the present, past, future tense and continue, perfect tense.
掌握现在时，过去时， 未来时， 进行时， 完成时的各种用法。
There are two tenses in English - past and present.
在英语里有两种时态—过去时和现在时。
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