选哪个对呢? 4. -ing分词的主语可以与做主语的名词或代词(即代词的主格)一致,放在-ing前边,与ing分词构成逻辑上的“主谓”关系。但是,-ing分词(还有-ed分词)短语作状语时,也可以有自己独立的逻辑上的“主语”。这种结构与主句不发生句法上的联系,叫做独立结构。在很多情况下它都相当于各种形式的状语,表示一种伴随的动作或情况来源北京安通学校 51) weather , we'll go sightseeing. [a] permitted[b] is permitted[c] permitting[d] is permitting 52) there are four factories in our institute, . [a] each to have over 100 workers[b] each having over 100 worders [c] which there are over 100 workers[d] with each that has over 100 workers it confused me but goolge told me the right answer is b.查看更多