TNGWD 23Q1-请教！！！

clytze_xie

So-called green taxes, which exact a price for the use of polluting or nonrenewable fuels, are having a positive effect on the environmental and natural resource base of countries as varied as
            China, the Netherlands, and Hungary.

A.      as varied as

B.       as varied as are

C.      as varied as those of

D.      that are as varied as

E.       that are varied as are

答案是A, 我选了C？ A得比较结构平等吗？

reallingling

choose a

have a effect on一个拥有环境和自然资源的国家，包括了中国、n国家和h国家

a逻辑意思表达清楚

brass20y

即使不看逻辑句意，从语法也可以判断

xxx base of xxx，是单数，不能用those of

clytze_xie

tks

flyingblue12

即使不看逻辑句意，从语法也可以判断
xxx base of xxx，是单数，不能用those of

-- by 会员 brass20y (2008/7/4 15:44:00)

那如果有that of的话是不是就对了呢？
想请教下为什么是countries相比，而不是environmental and natural resource base of countries相比呢？如果是以后者相比的话，是不是就应该选that of了？
谢谢大家解答下

shuaihere

感觉这句话应该根本不是一个比较句，只是一个一般陈述而已