小(xiao)學(xue)(xue)(xue)生小(xiao)明(ming)因為(wei)成(cheng)(cheng)(cheng)績不好,坐學(xue)(xue)(xue)被(bei)老師罰坐在學(xue)(xue)(xue)霸(ba)小(xiao)梁的霸(ba)的背(bei)單桌子上(shang)背(bei)單詞(ci)(ci)。小(xiao)梁對此感到厭煩,棍上(shang)但看著小(xiao)明(ming)笨拙地背(bei)誦單詞(ci)(ci)時,坐學(xue)(xue)(xue)心生憐(lian)憫。霸(ba)的背(bei)單于是棍上(shang),他決(jue)定幫助(zhu)小(xiao)明(ming)提高(gao)成(cheng)(cheng)(cheng)績。坐學(xue)(xue)(xue)兩人從此成(cheng)(cheng)(cheng)為(wei)了(le)學(xue)(xue)(xue)習伙伴,霸(ba)的背(bei)單小(xiao)明(ming)的棍上(shang)成(cheng)(cheng)(cheng)績也慢慢有所提升。坐在學(xue)(xue)(xue)霸(ba)的坐學(xue)(xue)(xue)棍子上(shang),小(xiao)明(ming)終于找到了(le)學(xue)(xue)(xue)習的霸(ba)的背(bei)單動力和方(fang)向。棍上(shang)