Factories, laboratories and cities are going (build) ____________ in space in the future.
举一反三
- Many years ago, a lot of factories were _______ from big cities to the mountainous areas in case of war.
- China's internal reforms began in ( ). A: countryside B: urban cities C: mountainous area D: factories
- A new factory _________ in that area in 2015. A: is built B: is going to build C: will be built D: will build
- Most cities in the country have introduced "Clean Air Zones" _____ factories and households are only allowed to burn smokeless fuel.
- Building a community with a shared future for mankind is to build an ______, ______, clean, and beautiful world.