问一道英语题，请给解析，是关于从句的。

来源：百度知道 编辑：UC知道 时间：2024/05/31 15:38:47
--- Frances Perkins held the post of labor secretary for twelve years.

(A) The first woman appointed by a United States President to a cabinet position was

(B) The first woman appointed by a United States President to a cabinet position

(C) Appointed by a United States President to a cabinet position was the first woman who

(D) The first woman was appointed by a United States President to a cabinet position who

Key：B
但我选的是D.

12.--- that distinguish human beings from mother primates are related to the ability of people to stand upright and walk on two legs.

(A) Many of the physical characteristics

(B) Of the many physical characteristics

(C) The physical characteristics

(D) There are many physical characteristics

Key：A

我选的是D.
第一题选B的话，position Frances Perkins 也的有个逗号吧！！

1. 该题是考查独立逐个结构的，该结构的构成是：“逻辑主语 + 分词短语”，其句法作用是方式状语：即：作为由...指定就职于...的第一个女性，... 。

The first woman appointed by a United States President to a cabinet position, Frances Perkins held the post of labor secretary for twelve years.
2）句中：
Frances Perkins, the first woman appointed by a United States President to a cabinet position, held the post of labor secretary for twelve years.

A) The first woman appointed by a United States President to a cabinet position was
逻辑主语 + appointed by ... + was ，很明显was是个多余的动词。

(B) The first woman appointed by a United States President to a cabinet position
逻辑主语 + appointed by ...，符合这个结构。

(C) Appointed by a United States President to a cabinet position was the first woman who
动词 Appointed 没有依附关系，是谁实施了这个行为，这是其一；其二，who 作为关系代词只能置于从句之首，而不能拖后；其三，只有把句子改变成正the first woman who was appointed by ...才可以用作同位语，但不可以放在句首作状语。

(D) The first woman was appointed by a Unite