家庭变革、两性关系处理、私有制是如何诞生的都可以作为考古学的研究对象。()
You should spend about 20 minutes on this task. The graph below compares figures for the production and consumption of energy in the US from 1950 to 2000. It also predicts figures for 2025. Summarise the information by selecting and reporting the main features, and make comparisons where relevant. Write at least 150 words.
国家的诞生意味着阶级、暴力、战争、法律、官僚等产生。()
在对考古学器件做描述时,要尽量避免术语,使用详尽通俗的语言。()