After or before a specific time

As well as talking about the past in general, you can use 以前 (yǐqián) to talk about things that happened before a specific time.

Structure

Time + 以前 / 以后， Subj. + Verb + Obj.

Verb + 以前 / 以后， Subj. + Verb + Obj.

The time can be a specific time or date.It could also be an action or event or an action.

Examples

• 早上 十点 以前 ，公司 没人。 Shí diǎn yǐqián, wǒ zài jiā. I will be at home before ten o'clock.
• 三 年 以前 ， 我 来 到 了 上海 。 Sān nián yǐqián, wǒ lái dào le Shànghǎi. Three years ago I came to Shanghai.
• 我 几天 以前 刚刚 见 过 她。 Wǒ jǐtiān yǐqián gānggāng jiàn guo ta. I just saw her a few days ago.
• 下午 三点 以后 ， 我 不 在 家 。 Xiàwǔ sāndiǎn yǐhòu, wǒ bù zài jiā. After three o'clock in the afternoon, I will not be at home.
• 她 一 个 月 以后 开始 上班 。 Tā yī gè yuè yǐhòu kāishǐ shàngbān. She will start working after one month.
• 结婚 以前 ， 你 应该 先 买 房子。 yǐqián, nǐ yīnggāi xiān mǎi fángzi. Before getting married, you should first buy the house.
• 来 中国 以前 ， 你 男朋友 会 说 中文 吗？ Lái Zhōngguó yǐqián, nǐ nánpéngyou huì shuō Zhōngwén ma? Before coming to China, can your boyfriend speak Chinese?
• 今年 中秋节 以后 ，我 没 见 过 他。 Jīnnián zhōngqiū jié yǐhòu,wǒ méi jiàn guo tā. I haven't seen him since this Mid-autumn Day.
• 吃 完 午饭 以后 ， 我们 要 开会。 Chī wán wǔfàn yǐhòu, wǒmen yào kāihuì. After finishing lunch, we are going to have a meeting.
• 你 到 家 以后 给 我 打电话。 Nǐ dào jiā yǐhòu gěi wǒ dǎ diànhuà. After you arrive home, you call me.