大全17的问题7,8,9在OG10-8中没有答案，请教问题分析

bemywill

文章节略：
Prior to 1975, union efforts to organize public-sector clerical workers, most of whom are women, were somewhat limited. The factors favoring unionization drives seem to have been either the presence of large numbers of workers, as in New York City, to make it worth the effort, or the concentration of......
......
Over the past twenty years, the occupational distribution in these unions has been steadily shifting from predominantly blue-collar to predominantly white-collar. Because there are far more women in white-collar jobs, an increase in the proportion of female members has accompanied the occupational shift and has altered union policy-making in favor of organizing women and addressing women’s issues.


7.(C)    The author implies that if the increase in the number of women in the work force and the impact of the women’s movement were the main causes of the rise in unionization of public-sector clerical workers, then
(A) more women would hold administrative positions in unions
(B) more women who hold political offices would have positive attitudes toward labor unions
(C) there would be an equivalent rise in unionization of private-sector clerical workers
(D) unions would have shown more interest than they have in organizing women
(E) the increase in the number of unionized public-sector clerical workers would have been greater than it has been
8.(A)    The author suggests that it would be disadvantageous to a union if
(A) many workers in the locality were not unionized
(B) the union contributed to political campaigns
(C) the union included only public-sector workers
(D) the union included workers from several jurisdictions
(E) the union included members from only a few occupations
9.(E)    The author implies that, in comparison with working women today, women working in the years prior to the mid-1970’s showed a greater tendency to
(A) prefer smaller workplaces
(B) express a positive attitude toward labor unions
(C) maximize job security and economic benefits
(D) side with administrators in labor disputes
(E) quit working prior of retirement age

请教这三个问题的答案分析。

ftlanyue

第8题，求分析~~~~

bemywill

问题9，推理题。答案出在原文第三段第二句：
First, more women have entered the work force in the past few years, and more of them plan to remain working until retirement age.

bemywill

问题8的答案应该是从第一段整体结构判断得出的。即Union的The strategic reasoning。主要疑惑：从文章整体的意思和结构上看：
第二段的转折（But since the mid-1970’s, a different strategy has emerged），第三段的总结（What accounts for this upsurge in unionization among clerical workers? ）。对比第一段（The factors favoring ..... or the concentration of small numbers in one or two locations, such as a hospital, to make it relatively easy）应该表达有E选项正确的含义。

求分析。

bemywill

对问题7的疑问应该是本句话没有读懂，请教分析：
Also, the women’s movement has succeeded in legitimizing the economic and political activism of women on their own behalf, thereby producing a more positive attitude toward unions. "The absence of any comparable increase in unionization among private-sector clerical workers, however, identifies the primary catalyst—the structural change in the multi-occupational public-sector unions themselves." Over the past twenty years, the occupational distribution in these unions has been steadily shifting from predominantly blue-collar to predominantly white-collar.