Gmat Sentence Correction 89, 90

89). John Smith provides information on the conditions that lead women to a gynecologist, and he notes that these conditions can, and sometimes are, used in the promotion of surgery which is not needed.

(A) and he notes that these conditions can, and sometimes are, used in the promotion of surgery which is not needed

(B) noting that these conditions can be, and sometimes are, used to promote needless surgery

(C) and notes that they could and sometimes are used unnecessarily in promoting surgery

(D) sometimes promoting needless surgery

(E) which they use sometimes to promote unnecessary surgery

90). Machines replacing human labor, there was wide anticipation that the workweek would continue to become shorter.

(A) Machines replacing human labor, there was wide anticipation that

(B) When machines replaced human labor, there was wide anticipation

(C) As machines replaced human labor, it was widely anticipated that

(D) Insofar as machines replaced human labor, it was widely anticipated

(E) Human labor being replaced by machines, there was wide anticipation that

Answers --

89). B is the best choice.
A - incorrect - wordy...Further "can be (used) and sometimes are used"..omits "be"
C, E - incorrect - ambiguous "they"
D - incorrect - who promotes needless surgery ?...not clear....Conditions or John Smith?

90). Best choice C - only choice to use past tense correctly throughout.
Why It is right in this choice, the link below explains ...

http://gmat-grammar.blogspot.com/2006/07/it-as-subject-of-sentence.html

Gmat Sentence Correction 87, 88

87). It takes a deft balance between savings discipline, investment knowledge, risk taking, luck, and time to raise a million dollars through investments.

(A) It takes a deft balance between

(B) Deft balancing is needed between

(C) Deftly balanced, it takes

(D) It takes a deft balance of

(E) A deft balance is what one needs among

88). Last year, land values in most parts of the pinelands rose almost so fast, and in some parts even faster than what they did outside the pinelands.

(A) so fast, and in some parts even faster than what they did

(B) so fast, and in some parts even faster than, those

(C) as fast, and in some parts even faster than, those

(D) as fast as, and in some parts even faster than, those

(E) as fast as, and in some parts even faster than what they did


Answers --

87). D is the best choice.
A, B - incorrect - usage of between is wrong here...."between" is used when we consider only two objects. Further correct idiom is "balance of"
C - incorrect - Awkward.....Deftly balanced seems to modify the full sentence
E - incorrect - Changes the meaning (deft balance among a, b and c ) ---"among" incorrect here, we need "of" here.
"Deft balance of" is not same as "Deft balance among"
E suggests that "Deft balance" is the only required object among all the other objects "savings discipline, investment knowledge, risk taking, luck and time" ...which is incorrect.

88). D - correct - idiomatic
Comparison in this sentence is between the most parts of pineland and parts outside the pineland.
A, B, C - incorrect - correct idioms are "as...as" and "so..that"
E - incorrect - "they" referring to what ?

Gmat Sentence Correction 85, 86

85). Defense attorneys have occasionally argued that their clients' misconduct stemmed from a reaction to something ingested, but in attributing criminal or delinquent behavior to some food allergy, the perpetrators are in effect told that they are not responsible for their actions.

(A) in attributing criminal or delinquent behavior to some food allergy

(B) if criminal or delinquent behavior is attributed to an allergy to some food

(C) in attributing behavior that is criminal or delinquent to an allergy to some food

(D) if some food allergy is attributed as the cause of criminal or delinquent behavior

(E) in attributing a food allergy as the cause of criminal or delinquent behavior

86). The voluminous personal papers of Thomas Alva Edison reveal that his inventions typically sprang to life not in a flash of inspiration but evolved slowly from previous works.

(A) sprang to life not in a flash of inspiration but evolved slowly

(B) sprang to life not in a flash of inspiration but were slowly evolved

(C) did not spring to life in a flash of inspiration but evolved slowly

(D) did not spring to life in a flash of inspiration but had slowly evolved

(E) did not spring to life in a flash of inspiration but they were slowly evolved

Answers --

85). B is the correct answer.
A, C, E - incorrect - "in attributing criminal or delinquent behavior" is modifying perpetrators which is not correct because the defense attorneys are attributing behavior to food allergies.
D - incorrect - doesn't identifies the attributors at all.

86). C is the correct answer - Parallelism - ...not...but..
A, B - incorrect - violating parallelism - right form...not in....but in...
D - incorrect - wrong tense
E - incorrect - passive

Gmat Sentence Correction 83, 84

83). Aho, a Kiowa matriarch, held festivals in her home, they featured the preparation of great quantities of ceremonial food, the wearing of many layers of colorful clothing adorned with silver, and the recounting of traditional tribal jokes and stories.

(A) Aho, a Kiowa matriarch, held festivals in her home, they featured

(B) Festivals were held in Aho, a Kiowa matriarchs home, which featured

(C) Aho, who was a Kiowa matriarch in her home, held festivals featuring

(D) In her home, Aho, a Kiowa matriarch, held festivals that featured

(E) Aho, a Kiowa matriarch, held festivals in her home that featured

84). An array of tax incentives has led to a boom in the construction of new office buildings; so abundant has capital been for commercial real estate that investors regularly scour the country for areas in which to build.

(A) so abundant has capital been for commercial real estate that

(B) capital has been so abundant for commercial real estate, so that

(C) the abundance of capital for commercial real estate has been such,

(D) such has the abundance of capital been for commercial real estate that

(E) such has been an abundance of capital for commercial real estate,


Answers --

83). D is the best answer.
A - incorrect - referent of "they" is not present or in other words is unclear
B - incorrect - Aho, a Kiowa matriarchs home, makes it wrong as Aho is Kiowa matriarch and not the home
C - incorrect - is unnecessarily wordy -- "who was" part
E - incorrect - ambiguous - not clear whether the festival or the home featured the preparation.

84). Choice A is the correct answer.
B - incorrect - there is repetition of "so" as such it is illogical,
C, E - incorrect - "that" has been omitted which makes both the choices grammatically incorrect.
D - incorrect - seperation of "has" and "been" is vague and incorrect.
C, D ,E - incorrect - "such" seems to convey the meaning "of a kind" and it is not stressing "abundant" as it should do otherwise.

Gmat Sentence Correction 81, 82

81). Despite the recent election of a woman to the office of prime minister, the status of women in Pakistan is little changed from how it was in the last century.

(A) is little changed from how it was

(B) is a little change from how it was

(C) has changed little

(D) has changed little from how it has been

(E) is little changed from the way it was

82). Although the lesser cornstalk borer is widely distributed, control of them is necessary only in the South.

(A) the lesser cornstalk borer is widely distributed, control of them is

(B) widely distributed, measures to control the lesser cornstalk borer are

(C) widely distributed, lesser cornstalk borer control is

(D) the lesser cornstalk borer is widely distributed, measures to control it are

(E) it is widely distributed, control of the lesser cornstalk borer is

Answers --

81). C is the best choice.
A, B, D, E - incorrect - "it" referring to what? is it the status of women in the last century or something else in the last century that we compare the current women status with.
A, B, E - incorrect - "little changed" is incorrect..(little changed means changed to some extent but not
much....whereas...changed little implies did not changed at all)
B - incorrect - use of "is" (present tense) is incorrect
D - incorrect - sentence says "last century" so "how it has been" is unnecessary to state.

82). D is the best choice.
A - incorrect - "them" is refering to "lesser cornstalk borer" so must be singular.
B - incorrect - "widely distrbuted" is modifying "measures" , should modify "the lesser cornstalk borer".
C - incorrect - changing the meaning - suggests that lesser cornstalk borer control is widely distributed instead of lesser cornstalk borer.
E - incorrect - "it" referring to what ? "lesser cornstalk borer"or "control"