So the first thing he did when class started is to ask if anyone knew.

The bill rate became available only a half hour before class started.

After what felt like a long three minutes, the class started writing.

Class started at 8:23, though not one of his 28 students was there.

Classes started in 1868, meeting every day at a cost of $10 per month.

The first class of 244 students started on October 1, 1938.

The week before classes start in the fall, I will give you a test.

The classes start at 8.15 and end from 13.45 to 14.15 according to the type of school.

Classes started today, but that means more of the same here.

When classes started, we did not run into each other immediately.