i don't know if it's a waste of time 5 s, L4 q$ |7 q3 R/ \0 X6 O 5 O# x2 F# h) @& _, i6 s7 sall students in high school,3 ]4 S& X- V5 p0 I' T% M! F
0 f9 M# d+ i6 o; B# v( Jif your parents tell you to learn one year again4 q, Q {* d2 L# M
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how will you do? & c; q/ ~2 X) I" m; j i8 B0 x; ] D; R3 b. I' A
to one has leanrt again:/ ~1 {$ [0 X# H
9 h" }0 B E+ n |2 c {( k; pdo you think it a waste of time?- G& H8 X4 I. @7 p
1 {$ u0 [) ^; @# M/ z