i don't know if it's a waste of time2 P& P: V, S# `" l# [! N% s1 ]0 f
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all students in high school,* Q) n! `9 X% D) H. ~$ D# ^
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if your parents tell you to learn one year again# R- ~- z" ?. p
\& l1 C4 B' S5 @/ `: ihow will you do?+ h0 S2 {, N8 k$ N
+ V) k K- k: X' E7 M6 zto one has leanrt again:- T5 `# V$ {9 |& E! d9 y* X P
9 B: V! Z- N9 _6 k% N" {do you think it a waste of time?7 S2 O- ^& b9 g/ a, W' T1 ^
if you think you can learn a lot during the year, it is worthy to try.. `! r1 z: T8 b9 z
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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.