1. be concerned about 關心;掛念
eg. In this age of globalisation, China is also a partner - which is why we should all be concerned about the challenges ahead.
在這個全球經濟一體化的時代,中國也是一個參與者——這就是為什么我們都應該關心即將到來的挑戰。
2. be supposed to do 應該
3. have a long memory 記性不錯