Chinese Conjunction: If ... Then...

 rǔ guǒ        jìu
如果…就… If…then…

Example: 
Rú guǒ xià yu,  wǒ jìu bù néng tī zú qíu
如果下雨，我就不能踢足球。
If it rains, then I can’t play soccer.


Exercise with the following phrases: 

mǎi dàn gāo, mǎi qiǎo kē lì
买蛋糕， 买巧克力
buy cake, buy chocolate

If I buy cake, then I can't buy chocolate

 bù xué xí,     wán yóu xì
 不学习，玩 游 戏
don’t study, play game


If I don't study, then I can't play game