中国大学MOOC: Homelessness came to national attention in the as populations expanded in urban centers.
举一反三
- In urban planning, it is important to take into consideration the ________ influence between the transportation network and other facilities, for example shopping centers and medical centers.
- 中国大学MOOC: ______ from 204 National Olympic Committees came to these dazzling venues.
- There are too many people in our urban centers
- As urban populations exported finished goods ____________ raw materials from neighboring populations, organized trade grew substantially.
- 【简答题】Rapidly growing urban populations are straining inadequate infrastructures.