1. The new neighbors seem to be a bad lot, always causing trouble in the neighborhood.
新搬来的邻居看起来都不怎么样，总是在社区惹麻烦。

2. Watch out for that group of friends, they're a bad lot and not to be trusted.
小心那群朋友，他们都不怎么样，不值得信任。

3. I wouldn't associate with them if I were you, they're a bad lot and will only bring trouble.
如果我是你，我不会和他们交往，他们都不怎么样，只会带来麻烦。

4. The employees in that department are a bad lot, always slacking off and causing delays.
那个部门的员工都不怎么样，总是偷懒拖延。

5. I've heard rumors that the politicians in this city are a bad lot, involved in corruption and scandals.
我听说这个城市的政客们都不怎么样，涉及腐败和丑闻。

6. Stay away from that group of students, they're a bad lot and known for their disruptive behavior.
远离那群学生，他们都不怎么样，以破坏性行为闻名。