I.单词拼写 1.Bears build up fat stores throughout the summer and fall to have enough energy(能量)to last them through their winter sleep. 2.They gain good reputation among Chinese for their learned knowledge and great carefor_ ordinary_(普通的)people. 3.I don't believe what you said , but if you can_ prOve_(证明)it , you may be ableto convince me. 4.The palace caught fire three times in the last century, and little of the original (原 来的)building remains now.