难不难 9 z3 h7 [: z6 O E# l2 @- b: F4 L% h
I don't think anybody can answer this question accurately... ; I) A) A" r$ q' x: j/ i( x! z: M5 R# e6 T4 O+ n) Z
for some people, 难& n% c# v, H! i: Q. M& @
for some people, 不难 - H% Q5 \( U0 s' L' _9 Q% `! Y+ x7 I6 M7 I
Evaluate yourself first