新东方语法250题之194,203,220

以下是引用shrine在2003-9-5 14:04:00的发言：
194.  Discrimination in wages (paid in occupations that are predominantly male over the predominantly female have ) given rise to substantial differentials between the wages of housepainters and secretaries and between the wages of parking-lot attendants and library assistants.

B.  paid in occupations that are predominantly male over those that are predominantly female have

C.  that favors predominantly male occupations over the predominantly female have

D   that favors predominantly male occupations over those that are predominantly female has

E   in predominantly male occupations over the predominantly female has

答案是E，我选D，我不明白为什么E中最后那个FEMALE后面为什么不再OCCUPATION，
看起来不是象OCCUPATION  OVER  FEMALE 吗？
  
203.  With a total population (of less than two hundred and fewer) breeding females than ever before, the American crocodile seemed a decade ago to be in danger of disappearing.

B  lower than two hundred and less
C  lesser than two hundred and fewer
D  fewer than two hundred and less
E  of fewer than two hundred and of fewer

答案是A，我选的E，搞不太清楚LESS，FEWER，LOWER  的用法和区别，求斑竹给我详
细讲讲了 。

220.  Because Halley's comet changes orbit slightly during the seventy-six-year
interval (between passing)  close to Earth, it may veer onto a collision course with a planet sometime in the distant future.

B  of passing
C  between its passes
D  of its passes
E  as it passes

答案是C，我自己就看来 半天没选出来，直接看的答案，看完了更不明白，BETWEEN
  后面接 IT PASSES ，这是什么用法？