根据汉语提示完成句子。 1. 我们参加体力劳动是十分必要的。 It is necessary for us to _____ _____ _____ physical labour. 2. 包装要适合于海运。 Packing should _____ _____ _____ sea voyage. 3. 为了你自己的利益你必须努力学习。 You must study hard _____ _____ _____ of your own. 4. 他妻子是我女儿,换句话讲,我是他的岳母。 His wife is my daughter, _____ _____ _____, I am his mother-in-law. 5. 年复一年,我们都学会了适应我们新的家庭规则。 Over the years, we all have learned to _____ _____ our new family arrangement. 6. 他每次将一粒花生扔进嘴里。 He tossed the peanuts into his mouth one _____ _____ _____. 7. 我确信事情最终会变好的。 I'm sure things will turn out fine _____ _____ _____. 8. 让我们略去那些不重要的细节吧。 Let's _____ _____ the unimportant details. 9. 奔上楼梯后我气喘吁吁。 I'm _____ _____ _____ after running up the stairs. 10. 她不但是摄影师还是个天才的音乐家。 She is a talented musician _____ _____ _____ a photographer.