A:1-氯丁烷
B:氯乙烷
C:2-氯丁烷
D:2-甲基-2-溴丙烷
在复杂多样、变化万千的社会生活中,我们发现,人们需要遵守各种各样的规则。大家都遵守规则,社会生活才能安定有序。社会生活的规则有许多种类,他们在不同方面,不同的领域发挥着不同的作用,这些规则包括道德、法律、社会公共行为规则,团体章程、宗教教规等。
— He's never advised to achieve a balance between his job and hobbies, ________? — _______. His parents and teachers often offer him advice.
写出反义词
诚意—____ 隆重—____ 失信—____