You useless twat-ess

hummm, 凸

yeah yeah, I don't know what we're doing now anyway

can we go home

no

you might miss something important

ok la

what's he talking about?

he does not how to express well

i think i know how to use the functions well now

we just need to go to seek the function and it is well explained

haha

you are boring

yeah

i and alex are attending the computer class every monday, wensday and friday

yeah bored

yeah we only need to understand the functions

well I want to learn how to use the graphs

i know la

teach me

we'll teach you when we know it better ourselves

now we are at home relaxing at last!