TOEFL/Cambridge Skills: Use of English
As the only (A) major American river that flowed (B) in a west (C) direction, the Ohio was the preferred (D) route for settlers.
C. in a WESTERLY instead of west
During the annually (A) salmon migration from the sea to fresh (B) water, Alaska’s McNeil River becomes a gathering (C) place for brown bears waiting eagerly (D) to catch their fill.
A. ANNUAL instead of annually
Edelman stresses the mounting (A) evidence showing (B) that greatly (C) variation on a microscopic scale is likely (D).
C. GREAT instead of greatly