难不难 $ G& n0 J, E& e( D2 j' }8 _ f6 ]- ?6 _- X1 W
I don't think anybody can answer this question accurately...3 [; B' E: R1 q4 _6 [1 g
7 _9 c0 S8 V$ @$ r. P# qfor some people, 难7 Q6 D- Z% C5 l# k
for some people, 不难5 W8 q, ?" u; S# j, d3 I5 l* m
" e" Z% _5 N; p& k
Evaluate yourself first