B． 给句子划成分：Sojourner Truth（主） spoke（谓） only Dutch（宾） for most of the time（状），之后的“she worked in the household...”如果看成一个新句子，那么它和前面的完整句之间缺少连词，语法有误；如果看成省略了连词that的time的定语从句，那么先行词代入从句后：she worked time in the household...（她工作了时间），语意有误。
at speeds（that will be）much higher than （speeds that）are currently possible
D. 错误一：speeds复数，不能用that指代。错误二：前半句receive at higher speeds强调动作，后半句应该是speeds that are currently possible强调名词speed，错误比较
all members the right to participate in the internal affairs of unions, access to skilled and high-paying positions within the occupational hierarchy, and protection against management's arbitrary authority in the workplace
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indicative象征性的
A. findings复数，主谓一致排除