You——主语;
would think(‘d是would的缩写)——谓语;
in this era of labor-saving devices and convenient transportation——地点状语(修饰think);
that few people would have reason to be so tired——宾语从句.
下面分析宾语从句的成分:
few people——主语;
would have——谓语;
reason to be so tired——宾语(其中to be so tired是动词不定式作后置定语,修饰reason)
翻译:在这个机器设备节省人力、交通又便利的时代,你会觉得谁都没有理由感到疲惫.
不明白的可以再问哟!
祝你学习进步,更上一层楼! (*^__^*)