主从复合句由一个主句和一个或多个从句构成，其中主句是句子的主体，从句则作为句子的一个次要成分。以下是一些主从复合句的例句：
时间状语从句
When it rains, I always stay at home.
While the grandparents love the children, they are strict with them.
让步状语从句
Although he is tired, he still keeps working.
Even if you pay the debt for me, I will not thank you.
目的状语从句
I will go to bed after I finish my homework.
She got up earlier so that she could catch the first train.
原因状语从句
He went abroad because his father had found a good university for him.
It struck me that we ought to make a new plan.
比较状语从句
Jane is much taller than I/me.
I don’t have as many books as you （do）.
条件状语从句
If it rains tomorrow, we will stay at home. [未提供]
Unless you work hard, you won’t succeed. [未提供]
定语从句
The book that you gave me is very interesting. [未提供]
The person who called you is my friend. [未提供]
这些例句展示了主从复合句在不同情况下的应用，包括时间、让步、目的、原因、比较、条件和定语等从句类型。通过这些例句，可以更好地理解和掌握主从复合句的语法结构和用法。