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.Since the movie was released seventeen UFOs have been sighted in the state, which is more than had been sighted in the past ten years together.
(A) which is more than had been sighted
(B) more than had been sighted
(C) more than they had sighted
(D) more than had reported sightings
(E) which is more than had reported sightings
the key:B
比较考点:省略主语
2.That the new managing editor rose from the publication’s “soft” news sections to a leadership position is more of a landmark in the industry than her being a woman.
(A) her being a woman
(B) being a woman is
(C) her womanhood
(D) that she was a woman
(E) that she is a woman
the key:E
比较考点：对称的比较对象that the new managing editor rose from the publication's "soft" news sections——that she is a woman
3.The decisions of John Marshall, the fourth chief justice, have had a greater influence than any chief justice in history.
(A) than any chief justice in history
(B) historically than any other chief justice
(C) than have those of any chief justice in history
(D) in history as any other chief justice has had
(E) than those of any other chief justice in history
the key:E
比较考点：比较对象。the decisions of John Marshall——those of any other chief justice
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