难不难 6 a4 b7 I, t+ |8 h1 C4 p k/ b' t9 \- C% X6 F% b$ o
I don't think anybody can answer this question accurately..., q% t# v( X: S9 q6 ?, n, N
& A$ R" W$ f( n
for some people, 难3 K6 ~! z, R4 U- v1 Q8 t' t
for some people, 不难 9 j( t# N- D& d7 F+ y, [) Y; V9 q# A2 e: X8 H' e% a
Evaluate yourself first