为什么高中数学明明听懂了课、刷了题，一到考试就卡壳？

(used with 得[de2] or 不[bu4] after a verb to express (im)possibility, as in 忘不了[wang4 bu5 liao3] "cannot forget")

(adverb for emphatic assertion)

portrait

(fig.) to remove; to eliminate (from a contest); to fire (from a job)

as much as; as many as

of; ~'s (possessive particle)

to take an exam

problem for discussion

to understand

to cover (with)

simple; not complicated

finally

details; particulars

I; me; my