Unit 6
- was born出生started to speak开始说话learned to walk学走路learned to ride a bike学骑自行车went to kindergarten上幼儿园went to school上学learned to swim学游泳fifteenth第十五started to buy things开始学买东西started to study English开始学英语
- started to use a computer(过去式) 开始使用电脑all over到处; 各处out of离开 (某处)into进入; 到……里chopsticks筷子wet湿的, 潮湿的.