中国大学MOOC: After the earthquake, we witnessed compassion from people all over the world.
举一反三
- After the earthquake, we witnessed compassion from people all over the world. A: support B: aid C: sympathy D: donation
- After the earthquake, we have witnessed compassion from people all over the world. A: sympathy B: support C: aid D: donation
- 中国大学MOOC: E-commerce has witnessed a growth all over the world these years.
- Our country ______ people from all over the world.
- Why are people from all over the world getting started to learn Mandarin Chinese？