1.When preparing a site for new landscaping, best practice includes:
1.新景观施工前的最佳做法包括：
2.During construction, how should tree trunks be protected?
2.施工期间应如何保护树干？
3.Where should materials like mulch, gravel, and soil be stored?
3.覆盖物、碎石和土壤等材料应存放在哪里？
4.What must employees have before using a ladder?
4.使用梯子前，员工必须具备什么？
5.What should a landscaper do when working in a densely populated area like an apartment complex?
5.在公寓等人口密集区域施工，景观工应怎么做？
6.How frequently should heavy machinery be inspected?
6.重型机械应多久检查一次？
7.Who is responsible for contacting Underground Service Alert prior to excavation?
7.开挖前联系地下管线预警服务的责任人是谁？
8.When should formwork be installed?
8.模板（formwork）应在什么时候安装？
9.When jackhammering a sidewalk near pedestrians, what is the correct action?
9.在人行道附近使用风镐作业时遇到行人，应怎么做？
10.What is the function of a swale?
10.排水洼地（swale）的作用是什么？
