您要查找的是不是：
- She is working at a new invention. 她正从事一项新发明。
- He's working at a new invention. 他正致力于一项新发明。
- He is working at a new invention . 他正在从事一项新发明。
- Professor smith is now working at a new theory. 史密斯教授正在钻研一个新的理论。
- work at a new invention 从事一项新的发明
- The boy does his work at a snail's pace. 小男孩慢吞吞地做作业。
- Some scientists are working at a new material which will replace metal. 一些科学家正在研究一种将用来代替金属的新材料。
- Do he work at a factory or a school? 他在工厂工作还是在学校工作?
- Does he work at a factory or a school ? 他在工厂工作还是在学校工作?
- I got through the work at a rate of knots. 我很快结束了工作。
- I'm work at a computer moniter company. 我在一家电脑显示器公司上班。
- I work at a laundry ironing shirts. 我在一个洗衣房工作给人熨衬衣。
- I was working at a rickety table. 我正在一张摇摇晃晃的桌子边工作。
- I work at a bookstore as a cashier once a week. 我一个星期去一次书店做收银员。
- I make a pass at a new club member. 我借故接近新社员。
- She will work at a very famous fashion house. 她要去一家十分著名的时装商店工作了。
- He wants to have a shy at a new job. 他想尝试一项新的工作。
- I work at a supermarket on Saturday. 我星期六去一家超级商场工作。?
- It suits me to start work at a later time. 对我来说，最好晚一点再开始工作。
- She reported herself at a new post. 她到新岗位报了到。
