spacecraft assembly and test building

例句：

1. 1. Theengineer assembled the parts together.
   工程师将零件组装在一起。
2. 2. The car was assembled in afactory.
   汽车是在工厂里组装的。
3. 3. Theteam assembled the equipment for the event.
   团队为活动组装了设备。
4. 1. The scientists conductedtests on the new drug.
   科学家们对新药进行了测试。
5. 2. The engineer tested the machinebefore it was used.
   工程师在机器使用前对其进行了测试。
6. 3. The teacher tested thestudents' answers during the exam.
   老师在考试中对学生的答案进行了测试。
7. 1. The architect designed a new buildingfor the city.
   建筑师为城市设计了一座新的建筑。
8. 2. The company is constructinga new office building.
   公司正在建造一座新的办公楼。
9. 3. The construction of the bridge beganlast year.
   这座桥的建造始于去年。