英语语法分析it has come to expect the steady increase in the stand

it has come to do是一个句型,逐渐。the steady increase in the standard of living 整个就是expect的宾语,期望居住水平的稳定增长that new developments in science and technology have brought 是定语从句,修饰the steady increase in the standard of living 科学技术的发展所带来的居住水平的提高the steady increase in the standard of living that new developments in science and technology have brought 整个都是宾语to continue是宾语补足语expect sth to continue,只不过这里的sth是很长的一句（人们）逐渐期望由科学技术所带来的居住环境的稳步提高能继续