标题 | 一般现在时do和does的区别和用法 |
范文 | 例如:I often do my homework in the evening . 当主语是He/She/It或者其他单数名词时,动词用does。 例如: She often does homework in the evening . 2.作助动词,无实际意思。通常用于疑问句和否定句。 (1)用于一般疑问句。直接在句首加上do/does,注意大小写和部分人称及动词的变化。 例如: I like apples. Do you like apples? Yes, I do. /No, I don't. 当主语是三人称单数时,用does. 例如:She likes apples. Does she like apples? Yes, she does. /No, she doesn't. (2)用于否定句时,在句子中加上don't或者doesn't. 例如:I don't like apples. She doesn't like apples. 上一篇:iron是可数还是不可数 下一篇:unit是不是可数名词 |
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