1·'I am' is the first person singular of the present tense of the verb 'to be'.
I am是动词to be现在时的第一人称单数。
—— 《牛津词典》
2·Use active voice, present tense.
使用正面的语气,现在时态。
3·Write in the present tense.
用现在时写作。
4·Here we should use the Present Tense.
这里我们用到了一般现在时。
5·It's present tense and past tense too.
它是现在时也是过去时。
6·Simple Present Tense and Simple Past Tense.
一般现在时和一般过去时。
7·Action is always written in the present tense.
动作永远都是现在时态。
8·You use the present tense for various things in English.
在英语中,现在时态有多种不同的用法。
9·It is also increasingly found in the present tense.
这种用法现亦逐渐多见于现在时态。
10·The present perfect is almost a kind of present tense.
现在完成时总是一类现在时态。