使用主动语态和现在时，而非被动语态和过去时。
Use the active rather than the passive voice, and the present tense unless past tense is necessary.
一般现在时和一般过去时。
把这个动词从现在时改为过去时和将来时。
Change this verb from the present tense into the past tense and future tense.
在英语里有两种时态—过去时和现在时。
现在时位于主要时态中第一位，其次是过去时和将来时。
Present tense ranks the first, next are past and future tense in primary tense.
英文摘要时态的运用也以简练为佳，常用一般现在时、一般过去时，少用现在完成时、过去完成时，进行时态和其他复合时态基本不用。
The use of tenses in English also is better to concise, commonly used present tense, the past tense, use less when completed, the past is finished now, tense and other composite tense basic need not.
英文摘要时态的运用也以简练为佳，常用一般现在时、一般过去时，少用现在完成时、过去完成时，进行时态和其他复合时态基本不用。
The use of tenses in English also is better to concise, commonly used present tense, the past tense, use less when completed, the past is finished now, tense and other composite tense basic need not.
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