when的词性及举例?
when词性有副词、介词、连词和名词四种。
when,英语。
[英][wen] [美][w?n]
adv.什么时候; (用于时间的表达方式之后)在那时; 其时; 当时;
conj.在…时; 既然; 如果;
pron.什么时候; 那时;
n.时间,时候; 日期; 场合。
扩展资料
1、[adv.]
(1)[疑问副词]什么时候,何时,在什么情况下;
用于疑问句首,如 When do you begin your classes?
(2)从前,以前;当年: When you were a child, you didn't know what it means.
(3)在……时候:His wife always complains when he smoke.
(4)[关系副词]彼时,其时:Where when he knows wrong, he doesn't admit.
2、[conj.](常用于连接两件事)
(1)什么时候:He told us when to eat.
(2)届时,在那时:He came at six, when the sun was setting.
(3) 是……的时候了:He came at a time when we needed help.
(4)当……时,在……的时候:When we are at college.
(5)每逢,每当:She smiles when you praise her.
(6)相反,而,却:To complain of one's lot when one might change it.(本来可以改变自己的命运,却自怨命苦。)
(7)既然,鉴于:How can he help when they won't let him.
3、[pron.]
什么时候(常用于定语从句):It was in the morning, when he died.
4、[n.]
时间:When in doubt, leave out
Copyright © 广州京杭网络科技有限公司 2005-2024 版权所有 粤ICP备16019765号
广州京杭网络科技有限公司 版权所有