THREE:He moved his arm slowly round in a circle, as though to reassure himself. The arm worked in a lop-sided fashion, like a badly shaped wheel, stiffly upwards and then quickly dropping down the curve. Then the Clockwork man lifted a leg and swung it swiftly backwards and forwards. At first the leg shot out sharply, and there seemed to be some difficulty about its withdrawal; but after a little practice it moved quite smoothly. He continued these experiments for a few moments, in complete silence and with a slightly anxious expression upon his face, as though he were really afraid things were not quite as they should be.
1 5～2岁是儿童分享行为能力发展的关键期，父母要抓住这个时期，在日常生活中加以引导。教宝宝怎样与他人分享自己喜欢的东西。
