A: Where are you going?
B: It's Tuesday today. I always go to my class on Tuesday night.
A: I didn't know you were taking any kind of class. Tell me about it.
B: Well, I'm learning how to use math in the business environment.
A: What for?
B: The job market is so competitive nowadays. I want to develop some useful skills.
A: I really admire you for that. How is it going?
B: It's going all right. I'm learning some things for the first time, but I'm also brushing up on some things that I already know.
go to class
What time do you go to class?
I was sick so I didn't go to class today.
I take three English classes every week.
How many classes do you have to take during this semster?
I suggest you take classes in many different subjects before picking your major.
I'm looking for a job which will enable me to develop my skills/talents.
We need more time to see how things develop before we take actions.
I really admire his courage.
I really admire his capacity for work.
How is it going?
How's your novel going?
How's your diet going this week?
brush up on
I need to brush up on my English skills before I go to England.
polish up (on)加强
You need to polish up on math because that is your weakest subject.