Ifit has to hire a caregiver for every two children, it can’t really achieve any economics of scale on labor to save money when other expens
Since I graduated from Wuhan University of Technology， I have worked and lived in this small town. 自从武汉理工大学毕业后，我就工作和生活在这个小镇。
常用的时间状语this morning， the whole morning， all day yesterday， from nine to ten last evening， when， while例如:We were watching TV from seven to nine last night.时间点可以用介词短语.副词或从句来表示。
