i don't know if it's a waste of time4 u1 H) B* U1 b* U
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all students in high school, ( y7 Y3 e, y5 D$ G+ Z1 @5 J! L2 K9 w$ E; E( _' e4 |8 s8 Y
if your parents tell you to learn one year again( g6 q9 X! n* q8 Z1 ? x
! o9 c( K* R: X0 p4 _2 Chow will you do? 0 k) h6 s- W4 V% Z# {% x; T: p, k3 b" L3 u
to one has leanrt again:% g5 }) z! J, R9 K+ _
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do you think it a waste of time? ! A2 m3 g) g, e2 y 6 I3 s8 y* ]3 D4 Q# D
if you think you can learn a lot during the year, it is worthy to try. . j5 |. A- M) z8 Q* G ^9 Q6 p2 I8 e. b# v) c; H2 s
if you think you are too old or you can get little from that, better not do it but you should look for another way.