SectionB1a-1d

playful?[?ple?fl]playful? adj.爱嬉戏的；爱玩的词形变换：名词:playfulness（爱玩，嬉戏）反义词:serious（严肃的）短语:playfulkitten顽皮的小猫,例句:Thedogwasinaplayfulmoodandwantedtofetchtheball.狗心情很好，想把球捡回来。Thekittenisveryplayful.小猫非常爱玩。

carry?[?k?ri]carry?v.拿；提词形变换：名词:carrier（携带者），carriage（车厢）短语