OG题

sell sth.
sth. is sold for ...
以上是否都对，请问sell的用法及主动和被动的区别

119.
..., significantly compounding the effects of drug and alcohol abuse, which already cost business more than 100 billion a year.
which 是修饰alcohol abuse 还是effects

104.
The diet of the ordinary Greek in classical times was largely vegetarian--vegetables, fresh cheese, oatmeal, and meal cakes, and meat rarely.
and meat rarely
and meat was rare
with meat as rare
meat a rarity
with meat as a rarity
选E，句意，请分析一下

107.Downzoning, zoning that typically results in the reduction of housing density, allows for more open space in areas where little water or services exist.
little water or services exist
little water or services exists
few services and little water exists
there is little water or services available
there are few services and little available water
D为何不可，a or b is 还是are不是看靠近的名词的数吗？