7B Unit 58a bit 一点a moment later 一会儿后a packet of 一袋addto 把加入到be connected to 链接上be made up of 由组成be on 开着dry up 干涸in a way 在某种程度上in our lives 在生活中part of 部分pocket money 零花钱power station 发电站safety rules 安全规则switch off 关return to 把归还the end of 的结尾tidy up 整理washing machine 洗衣机it is time for sb. to do sth. 是时候做某事remember (not) to do sth. 记得（不）去做lets do 让我们做its adj. to do sth. 做某事a crowd of 一群achieve ones dream 完成梦想(not) at all 一点也不
