Students progress at their own pace and you see a leaderboard and live results.
An injury to a part of body.
Certain to happen.
Extremely good at something
Having a thin edge that can cut things easily
Move in the direction of a place
Hold something strongly
Not easy to believe because it is very improbable
A careful study of smth in order to explain it
An object that moves round a bigger object in space.
Do and complete a task