Which class are you in this year?
She gave the whole class extra homework for a week.
My class was really noisy this morning.
Okay, class, settle down and open your books.
I have some friend[s] in the class. (Skills for Life (Entry 1); A1; Chinese)
My last class ends at 4 o'clock.
I got in trouble for talking in class.
Who takes/teaches your environmental studies class?
I missed my aerobics class yesterday.
I have one class a week w[ith] Miss Liz, she is my teacher. (Skills for Life (Entry 1); A1; Pashto)
first- class mail
a business/economy class ticket
The tax reforms are aimed at providing relief for the middle class.
upper-/middle-/lower- class people
The second film is called "Upper class first" and it describes how rich people live. (First Certificate in English; B2; Russian)
The tower is classed as a historic monument.
All things considered, the [d]ay could be classed as a success. (Certificate in Advanced English; C1; Greek)