to stay on the same level as someone or something
keep up with
to study in a serious and determined way
to hit the books
to stop going to school before finishing the course
drop out of
for a short period of time
in the short term
to make more effort than is expected
to go the extra mile
to delay an activity until a later time
put off
to understand, especially after a long time
catch on
to make a choice
opt for
to join a group or an organization
sign up for
to start working or studying hard
knuckle down
to fail to use an opportunity
miss out on
someone who can do many different things
a Jack of all trades
to not make as much progress as someone else
fall behind
at some time in the future
in the long run
to be able to be changed
to not be set in stone
to understand the situation in a similar way
to be on the same page
to give your completed task back to the teacher
hand in
to make strangers more friendly
to break the ice
there is no success without effort
no pain no gain
to give something to each person in a group
hand out
to calm down and be more realistic
to bring it down to Earth