本文进行GMAT 语法比较题进行了汇总。希望考生充分利用文中整理内容，提高备考效率。
1.The question of whether to divest themselves of stock in companies that do business in South Africa is particularly troublesome for the nation’s 116 private Black colleges because their economic bases are often more fragile than most predominantly White colleges.
(A) than
(B) than those of
(C) than is so of
(D) compared to
(E) compared to those of
the key:B
2.The report on the gross national product—the nation’s total production of goods and services—showed that second-quarter inflation was somewhat lower than a previous estimation and the savings rate slightly higher.
(A) a previous estimation and the savings rate slightly higher
(B) a previous estimation and with a slightly higher savings rate
(C) a previous estimate and that the savings rate is slightly higher
(D) previously estimated and a slightly higher savings rate
(E) previously estimated and that the savings rate was slightly higher
the key:E
3.The rules that govern political contributions are less stringent in local elections than they are in national elections because they typically involve smaller amounts of money and present less opportunity for abuse.
(A) The rules that govern political contributions are less stringent in local elections than they are in national elections because they typically involve smaller amounts of money and present less opportunity for abuse.
(B) Because they typically involve smaller amounts of money and present less opportunity for abuse, the rules that govern political contributions are less stringent in local elections than the rules are less stringent in local elections than the rules are in national elections.
(C) The rules that govern political contributions are less stringent in local elections than national elections because they typically involve smaller amounts of money and present less opportunity for abuse.
(D) Because local elections typically involve smaller amounts of money and present less opportunity for abuse than national elections, the rules that govern local political contributions are less stringent than national contributions.
(E) The rules that govern political contributions are less stringent in local elections than they are in national elections because local elections typically involve smaller amounts of money and present less opportunity for abuse.
the key:E
4.The spraying of pesticides can be carefully planned, but accidents, weather conditions that could not be foreseen, and pilot errors often cause much larger deposits of spray than they had anticipated.
(A) weather conditions that could not be foreseen, and pilot errors often cause much larger deposits of spray than they had
(B) weather conditions that cannot be foreseen, and pilot errors often cause much larger deposits of spray than
(C) unforeseeable weather conditions, and pilot errors are the cause of much larger deposits of spray than they had
(D) weather conditions that are not foreseeable, and pilot errors often cause much larger deposits of spray than
(E) unforeseeable weather conditions, and pilot errors often cause much larger deposits of spray than they had
the key:B
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