If u wana know... u can ask some1...some1 like me...

If u wana know... how long 1 second is...
ask the person who just got saved from a deathly accidently.

If you wana know... how long is 1 minute...
ask the student who just cant finish writting the last equation of his exam paper because lack of 1 minute.

If you wana know... how long 10 minutes is,
ask the student who cant finish half the question in exam because lack of tat 10 min... (in this case, me)

If you wana know... how long 1 hour is,
ask the student who cant do half of the question coz he woke up late for exam, no time to do a last view of the short notes... (unfortunately, u can ask me too)

If you wana know... how long 1 day is,
ask the student who cant do the whole question because he late one day to start his study on that subject, and fail to answer in the exam paper. (wana ask me also can, but i not la...)

If you wana know... how long 1 month is,
ask a mother who is 1 moth to giving birth to a baby.

If you wana know... how long 1 semester is,
ask a student who need to extend 1 semester just for 1 stupid subject. (not me, lucky~~~ ^_^)

If you wana know... how long 1 academic year is,
ask a student tat is forced to extend 1 academic year just because he did not do well in the previous years exams...(this u can ask me la...)

c...so many involve me, i am so knowledgeble!!! muahahahhaha...