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He became less interested in studying and was absent from classes.
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I don't know the reason why you were absent from the meeting.
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He was absent for no good reason.
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He was absent for certain reasons.
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先给你大家制作一个表格,来看下他们的区别,这样更加容易对比了解
一、含义不同:
1. be absent from:缺席或不在某地或某事件中(后面需接表示地点或事件的名词)
2. be absent for:缺席或不在某一段时间内(后面需接表示时间长度的名词短语)
二、语法的区别:
1. be absent from 后面需接表示地点或事件的名词,常用于表示缺席或不在某个地方或事件中。
2. be absent for 后面需接表示时间长度的名词短语,常用于表示某人在某一段时间内缺席或不在。
三、用法不同:
1. be absent from 强调缺席或不在某个地方或事件中的状态。
2. be absent for 强调某人在某一段时间内的缺席状态。
四、使用方法不同:
1. be absent from:使用时需要在 be 动词后加 from。
2. be absent for:使用时需要在 be 动词后加 for。
五、具体用法举例(带中文翻译):
be absent from 的例子:
1. John was absent from the meeting yesterday.(约翰昨天缺席了会议。)
2. I will be absent from work next week due to a family emergency.(由于家庭紧急情况,我下周不会上班。)
3. She was absent from school for two weeks due to illness.(由于生病,她缺席了两周的学校。)
be absent for 的例子:
1. Jack has been absent from school for three days.(杰克已经缺席了三天的学校。)
2. The professor was absent for the entire semester.(这位教授整个学期都没来上课。)
3. Sarah was absent for the first two weeks of the internship.(萨拉在实习的前两周缺席了。)
六、决策参考:
在选择使用 be absent from 和 be absent for 时,需要考虑语境和需要表达的含义。如果要描述某人在某个特定地方或事件中的缺席状态,应该使用 be absent from;如果要描述某人在某一段时间内的缺席状态,则应该使用 be absent for。同时,在使用过程中也需要注意两者后面所接的名词的区别,以保证语法正确性。
be absent from 和 be absent for 这两个短语的主要区别在于它们所强调的方面。以下是它们的含义解释、语法和使用方法的不同之处以及具体的用法举例:
be absent from:这个短语表示某人缺席于某个场合、活动或地点。它强调缺席的对象。
例如:
a. John was absent from the meeting.(约翰缺席了会议。)
b. She was absent from school because she was sick.(她因生病而缺席了学校。)
c. He has been absent from work for three days.(他已经连续三天没有上班了。)
be absent for:这个短语表示某人缺席了一段时间。它强调缺席的时间长度。
例如:
a. She has been absent for two weeks.(她已经缺席了两个星期。)
b. The manager has been absent for a few days due to a business trip.(经理因出差已缺席了几天。)
c. They have been absent for several hours, and we're getting worried.(他们已经离开了好几个小时,我们开始担忧了。)
总之,be absent from 和 be absent for 的主要区别在于它们所强调的方面。be absent from 强调缺席的对象,例如场合、活动或地点,而 be absent for 强调缺席的时间长度。在使用这两个短语时,请注意这些差异。