be/feel sorry for…
help sb. (to) do sth./ with sth.
in/during class
before/after class
teach sb. to do sth.
wish you successful/success
as time goes by…
graduate from…
looking back to the past three years,…(用现在完成时态)
pass the (final) exam
stick to doing
keep you mind on your goals
make up one’s mind to do sth. (on sth.)
make a decision to do
work hard at English
once in a while/ at times/ now and then
from then on
in the future(将来)/ in future(从今以后)
increase our knowledge/ enlarge our vocabulary
in fact/as a matter of fact
in the beginning/ at first
feel like giving up
have trouble/difficulty in (doing) sth.
have (no) time to do
have experience in (doing) sth.
follow one’s advice/suggestions
master some basic … skills
be required to do
ask sb. for help
can’t wait to do
be supposed to do
encourage sb. to do
deal/do with …
work out/solve the problems
all sorts/kinds of…
at home and abroad
one of …
be full of…