I come from a class
班───class;来自───come from
He's always cutting class.───他总是旷课。
When does the class start?───什么时候上课？
The class needs waking up.───应该让这个班活跃起来。
After Albert made it out of my class, something interesting happened.───在艾伯特顺利地通过这门课程，从我的课堂上离开之后，有趣的事情发生了。
When automatic detection is in use, a machine is considered server-class if it has at least two CPUs and two gigabytes of physical memory.───在使用自动探测时，如果一台机器拥有至少两个CPU和2GB物理内存，就会把它当成服务器。
We, students of class 11, are just like this pigeon, ready to expand our wings and fly to the vast blue sky!───我们11班的所有同学也正像这只鸽子一样，正蓄势待发地展开双翅，飞向辽阔的蓝天！
That dictionary belongs to the class.
He is the cleverest boy in the class.
There is too much noise in this class.
I was in the same class with him.
In biology class we had to dissect a frog.