1. My dog is gentle and harmless. He used to be a vicious wild dog. After we adopted him, he and I began to bond. Now he is the tamest dog I know.2. My husband used to be rough on me. After he studied the Bible he learned that he needs to love his wife. Now he is very gentle with me.
 gentle harmless Tame; dociletame 跟 docile 形容寵物的馴服, 不會攻擊人之類的，gentle 跟 harmless 都能表達溫馴的意思，適用在人或動物上。人的順服也可用 gentle 表示，例如 My husband is gentle with me.
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 greenhouse effect, which leads to mlting of glaciers, which leads to rising sea levels.