1. She is a humble person who is always ready to learn.2. You think you know so much about everything but you don't. You should be humble and keep learning.3. The king humbles himself and eats the same food as everyone else during the time of hardship.
 (adjective) Humble (verb) HumbleHumble 可當形容詞跟動詞使用，當動詞用就有紆尊降貴的意思，非常正面。
1. 虛心的學習者2. 你以為你知道很多東西但事實上你根本不知道, 你應該虛心學習.
這是一個連環問題: 燃燒石油導致二氧化碳增加，二氧化碳增加導致溫室效應，溫室效應導致冰層融化、海平面上升。 (請填空)
This is a chain of problems. Burning oil leads to increase in carbon dioxide, which leads to the greenhuse effect, which leads to melting of glaciers, which leads to rising sea levels.