1.More than ever, paper is expected to be recycled this year, due to new mandatory recycling laws in municipalities across the nation.
(A)【 More】 than ever, paper is expected to be recycled this year
(B) It is expected that more paper 【than ever】 will be recycled this year than previously and 【that is】
(C)【 The】 paper expected to be recycled this year is more than ever
(D) The amount of paper that will be recycled this year is expected to be greater than ever
(E) 【A great increase in the amount of paper that will be recycled this year is】
解析：【 More】A B C中用more来修饰paper，不能准确的表达原意：不是比较纸，而是比较纸的量。
【than ever】 than ever与后面的
than previously重复
【that is】作用不明确
【 The】增加了限定，改变了原文泛指的意思。
【A great increase in the amount of paper that will be recycled this year is】首先排除E选项：原句是一种比较，而E选项却没有比较的含意。
2.Domestic automobile manufacturers have invested millions of dollars into research to develop cars more gasoline-efficient even than presently on the road.
(A) into research to develop cars more gasoline-efficient even than presently on the road
(B) into research for developing even more gasoline-efficient cars on the road than at present
(C) for research for cars to be developed that are more gasoline-efficient even than presently on the road.
(D) in research to develop cars even more gasoline-efficient than those at present on the road
(E) in research for developing cars that are even more gasoline-efficient than presently on the road
3.Aging is a property of all animals that reach a fixed size at maturity, and the variations in life spans among different species are far greater as that among individuals from the same species: a fruit fly is ancient at 40 days, a mouse at 3 days, a horse at 30, a man at 100, and some tortoises at 150.
(A) among different species are far greater as that among individuals from
(B) among different species are far greater than that among individuals from
(C) among different species are far greater than those among individuals from
(D) between different species are far more than that between individuals of
(E) between different species are greater by far than is that between individuals from
4.Dr. Hakuta’s research among Hispanic children in the United States indicates that 【the more the children use both Spanish and English, their intellectual advantage is greater 】 in skills underlying reading ability and nonverbal logic.
(A) their intellectual advantage is greater in skills underlying reading ability and nonverbal logic
(B) their intellectual advantage is the greater in skills underlaying reading ability and nonverbal logic
(C) 【the greater their intellectual advantage in skills underlying reading ability and nonverbal logic】
(D) in skills that underlay reading ability and nonverbal logic, their intellectual advantage is 【the greater】
(E) in skills underlying reading ability and nonverbal logic, 【the greater 】intellectual advantage is theirs
解析：【the more the children use both Spanish and English, their intellectual advantage is greater 】the more…the more (the more…greater )比较在句首。[ 排除A B E ]
【the greater their intellectual advantage in skills underlying reading ability and nonverbal logic】省略了is
【the greater】在句首但改变了句意。
5.Although many Whites, noting the presence 【of 】 some Blacks in the middle class, think that the time for enforcing civil rights measures is past. Blacks generally are aware that the figures for average income and unemployment show as wide of a radical discrepancy as ever.
(A) that the figures for average income and unemployment show as wide of
(B) that average-income and unemployment figure show as wide
(C) that the average-income and unemployment figures are showing as wide of
(D) of average-income and unemployment figures that show as wide of
(E) of figures for average income and unemployment showing as wide
解析：【of 】
1、of+复杂短语 与 that从句的区别：that从句优先于of结构。[ 排除D E ]
2、同级比较的语序问题.
3、as+形+冠+名+as的形式(如B选项)，A C之后的of多余。
1.D 2.D 3.C 4.C 5.B