A symbol means using concrete objects to represent abstract ideas.
举一反三
- If you are describing ideas and concepts, ________ language is appropriate. A: general B: concrete C: specific D: abstract
- Main Ideas(副本) Match the parts with their main ideas.
- TPR is suitable for specific actions, but unsuitable for abstract ideas.
- "precast concrete" means "预制混凝土".
- Economists represent a consumer’s preferences using