1. The king of Asgard is wise and kind to his subjects.2. The terrorist group poses a serious safety threat to the residents of Iraq.
 resident subjectresident 指居民，subject 指一個國家的臣民。
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 o problems. Burning oil leads to increase in carbon dioxide, which leads to the greenhouse effect, which leads to melting of glaciers, which leads to rising sea levels.