文本来源：佛山外国人学普通话 首选爱德华国际汉语     

原因和结果 (yuán yīn hé jié guǒ)

Cause and effect

因为我病了，所以没有去上班

(yīn wéi wǒ bìng le ，suǒ yǐ wǒ méi qù shàng bān.)

I did not go to work because I was ill.

我来中国学习，是因为对中国文化感兴趣。

(wǒ lái zhōng guó xué xí ，shì yīn wéi duì zhōng guó wén huà gǎn xìng qù.)

I came to study in China because I am interested in Chinese culture.

我之所以没告诉你，是怕你着急。

(wǒ zhī suǒ yǐ méi gào sù nǐ ，shì pà nǐ zhao jí.)

I did not tell you because I did not want to worry you.

怪不得好久没见到你了，原来你回老家了。

(guài bú dé hǎo jiǔméi jiàn dào nǐ le，yuán lái nǐ huí lǎo jiā le.)

No wonder I did not see you for a long time. You went back to your hometown.

文本来源：learn chinese in foshan 首选爱德华国际汉语