Examples
wǒ我dāng chū当初yào shi要是mǎi买yīn yuè huì音乐会de的piào票jiù就hǎo le好了。
我当初要是买音乐会的票就好了。
I wish I had bought a ticket for the concert.
要是你当初努力学习的话，就可以通过测试了。
If you had studied harder, you would have passed the examination.
要不是当初有内战，他们现在应该挺富裕了。
If it had not been for civil war, they would be wealthy now.