【分析】简单句。句子主干为 This "added-worker effect" could support the safety net。过去分词结构 offered by...disability insurance 作后置定语；不定式结构 to help...作目的状语。

　　【译文】这种“附加劳动力效应”可以加强由失业保险和伤残保险所提供的社会保障体系，以帮助家庭渡过难关。

　　【点拨】1) 注意句中的几个表达：safety net 指“社会保障体系”；unemployment insurance 指“失业保险”；disability insurance 指“伤残保险”。2) weather 在句中作动词，意为“平安渡过（危机），经历（危难）而存活”。

　　【临摹】许多小公司没能经受住这次经济衰退的风波。

　　16. Steelworkers, airline employees, and now those in the auto-industry are joining millions of families who must worry about interest rates, stock market fluctuation and the harsh reality that they may outlive their retirement money.

　　【分析】复合句。主句主干为：Steelworkers, airline employees, and now those...are joining millions of families。who 引导的定语从句修饰 families；在该从句中，名词短语 interest rates, stock market fluctuation，及 the harsh reality 构成并列平行结构，共同作 worry about 的宾语。句末 that 引导的从句作 reality 的同位语。

　　【译文】钢铁工人、航空公司雇员以及现在的汽车业职员正在加入那些担心利率、股市波动和退休金不够用的数百万家庭的行列。

　　临摹答案

　　15. Many small firms did not weather the storm of the recession.