or在否定句中表示舉例并列。例句：I shook my head helplessly, unsure of what to do or say.比如肯定句是I like apples and pears.對應的否定句是I don't like apple or pears.

or在否定句中怎么用

or在否定句中表示舉例并列。or通常用于否定句表示“和，與”之意。

1、They sang and danced.

他們既唱歌又跳舞(即載歌載舞)。

2、They didn’t sing or dance.

or的否定句例句

The girl was uncertain what to do, or what tone of voice to adopt.

女孩不知道該做什么，也不知道該用什么口氣說。

The poor child never cried or protested when I was dressing her wounds.

我給這個可憐的孩子包扎傷口時，她不哭也不鬧。

Their mood was captured by one who said, 'Students here don't know or care about campus issues.'

一個人的話道出了他們的心情，“這兒的學生既不了解也不關心校園問題?！?/p>

Schools should not compete with each other or attempt to poach pupils.

學校之間不應該相互競爭，也不應該企圖挖走彼此的學生。