8.3 remember doing/to do
?
 remember to do 記得去做某事     (未做)
 remember doing 記得做過某事    (已做)

Remember to go to the post office after school.
記著放學(xué)后去趟郵局。
Don't you remember seeing the man before?
你不記得以前見過那個(gè)人嗎?