Sam is still too little to reach the light switch, the bathroom taps, and his clothes hangers, but his grandfather's birthday present makes him feel that he is finally tall enough.
今天是Sam 的生日，虽然又过了一年，可是他还是无法拿到衣架上的衣服、碰不到门上的开关，没法帮大家开门。这时爷爷送他一个礼物，让他可以感觉到自己真的长大了！爷爷到底送他什么礼物呢？