i don't know if it's a waste of time( b5 t; C$ ?2 J$ R. Q
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all students in high school, 4 T8 k8 l1 D! Y9 ]9 v# } / i2 q% {) l& N8 _& L! G4 Dif your parents tell you to learn one year again$ d! Q# \ [3 P
* o4 G! H2 q! q! s1 Lhow will you do?! y1 G$ a4 d" b1 G) c! u
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to one has leanrt again: 8 p& r1 q8 O( k Z* K: S6 O& z+ e9 x$ `( L. r, `( b
do you think it a waste of time? * k% }) x6 @6 C3 Y8 I( R( W5 h; ?/ R; Z. p6 ~# e