sothat的用法和例句

　　Can you work it so that we get free tickets?

　　你能不能為我們搞到些免費票？

　　This course is designed so that students can progress at their own speed.

　　這門課的設計思路是讓學生自己掌握進度。

　　She worked hard so that everything would be ready in time.

　　她賣力地干著，為的是一切能夠及時就序。