i don't know if it's a waste of time $ g' F4 s* x/ l% \5 k9 x$ S # C& C U" {# p" C a3 [; sall students in high school, 5 Y+ L& c% A# r7 `0 p0 w2 u4 X$ f) ~5 z# X
if your parents tell you to learn one year again! B- R( @6 O/ b# R
1 K% {2 z" S6 w. bhow will you do? ( ^( \: Q( U7 D9 M- M. d7 @7 m$ Y9 ~% S
to one has leanrt again: / C- k0 B, h" X+ q4 o% G5 x. ^' D( k4 J F
do you think it a waste of time?7 @3 a4 k' n+ b2 v
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if you think you can learn a lot during the year, it is worthy to try.- O- r" A. V3 M6 Y! g' U, A1 _
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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.