You are not afraid of a challenge! I like that!
這次的追及問(wèn)題創(chuàng)新題很難,烏龜和兔子...我是想了半天沒(méi)想出來(lái)。小S一開(kāi)始也覺(jué)得難,但是卻一點(diǎn)不怕挑戰(zhàn),最后果然想出來(lái)了!
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