求解破解版PREP上的几道题！！！！ - ChaseDream

Organized in 1966 by the Fish and Wildlife Service, the Breeding Bird Survey uses annual roadside counts along established routes for monitoring of population changes of as many as, or of more than 250 bird species, including 180 songbirds.

(A) for monitoring of population changes of as many as, or of

(B) to monitor population changes of as many, or

(D) that monitors population changes of

(E) that monitors changes in populations of as many as, or

答案C。但是原文中不是想强调的是“至少”有2500种鸟吗？这样一来不是改变原文意思了吗

Unlike most severance packages, which require workers to stay until the last day scheduled to collect, workers at the automobile company are eligible for its severance package even if they find a new job before they are terminated.

(A) the last day scheduled to collect, workers at the automobile company are eligible for its severance package

(B) the last day they are scheduled to collect, workers are eligible for the automobile company's severance package

(D) their last scheduled day in order to collect, the automobile company's severance package is available to workers

(E) the last day that they are scheduled to collect, the automobile company's severance package is available to workers

答案D，但实在搞不懂D和E的前半句话有什么不同，关键是这个collect在这段话里到底什么意思，是谁发出的动作

(A) the last day scheduled to collect, workers at the automobile company are eligible for its severance package

(B) the last day they are scheduled to collect, workers are eligible for the automobile company's severance package

(D) their last scheduled day in order to collect, the automobile company's severance package is available to workers

(E) the last day that they are scheduled to collect, the automobile company's severance package is available to workers

答案D，但实在搞不懂D和E的前半句话有什么不同，关键是这个collect在这段话里到底什么意思，是谁发出的动作