| A | B |
| elements | weather, especially bad weather |
| hostile | very unfriendly |
| instinct | behavior that is natural rather than learned |
| reaction | an action in response to something |
| sufficient | enough, or an adequate amount |
| eventually | after a long time |
| assume | to suppose that something is true without checking it |
| temporary | lasting for only a short time |
| speculate | to guess why something happened or what will happen next without knowing all the facts |
| endurance | the ability to last a long time, to remain strong or patient even though you feel pain or have problems |