Can you tell the main reason why the Chinese build towers besides beautification of the city?（ ）
A: for playing game.，for setting fireworks.，for military defense.，for traffic flow.
A: for playing game.，for setting fireworks.，for military defense.，for traffic flow.
举一反三
- The best way to reduce traffic in our city is to build a metro subway system. Which of the following sentences can support this main idea.
- Which of the following is not a main flow of the supply chain? （ ） A: Finances flow. B: Product flow. C: Staff flow. D: Information flow.
- What do you think is the most important in playing sports, winning the game or participating in the game or what else? why?
- The three main flows of the supply chain are the product flow, the information flow and the staff flow.（ ）
- Can you tell me why ________ yesterday?