【4周达】Level 3 - Splish, Splash, Splosh! [9780008397715]
【4周达】Collins Peapod Readers - Level 3 - Splish, Splash, Splosh! [9780008488550]
【4周达】SPLISH, SPLASH, and SPLOSH [9781922444271]
海外直订Splish, Splash, Splosh, The Speedy Sloth!: Practice the "S" Sound 飞溅,飞溅,飞溅,快速的树懒练习“S”音