Poison oak generates irritating poisons.................. even if people merely brush against the plants.

Alice Freeman. .............to head Wellesley College at age 27, is one of the youngest college presidents in history.

.................... business, a merger is a combination of two or more corporations under one management.

.................. strength of 70 horses, a forklift toils all day long in a warehouse lifting great weights.

Jan Malzeliger's invention, the shoe-lasting machine,..................production but it also cut the cost of shoe production by half.

Because aluminum is lighter and cheaper.................., it is frequently used for high-tension power transmission.

Total weight of all the ants in the world is much greater than............