STRUCTURE 1

_________ range in color from pale yellow to bright orange.

• Canaries

• Canaries which

• That canaries

• Canaries that are

Carnivorous plants _______ insects to obtain nitrogen.

• are generally trap

• trap generally

• are trapped generally

• generally trap

A federal type of government results in __________.

• a vertical distribution of power

• power is distributed vertically

• vertically distributed

• the distribution of power is vertical

February normally has twenty-eight days, but every fourth

year, ________has twenty-nine.

• there

• its

• is a leap year

• a leap year, it

5. Evidence suggests that one-quarter of operations _________ bypass surgery may be unnecessary.

• they involve

• involve

• involving

• which they involve

_________ a tornado spins in a counterclockwise direction in the northern hemisphere, it spins in the opposite direction in the southern hemisphere.

• However

• Because of

• Although

• That

The Caldecott Medal, __________ for the best children's picture book, is awarded each January.

• is prize which

• which prize

• which is a prize

• is a prize

Sports medicine is a medical specialty that deals with the identification and treatment of injuries to persons __________.

• sports are involved

• involved in sports

• they are involved in sports

• sports involve them

The Wilmington Oil Field, in Long Beach, California, is one of _________ oil fields in the continental United States.

• productive

• the most productive

• most are productive

• productivity

Thunder occurs as ____________ through air, causing the heated air to expand and collide with layers of cooler air.

• an electric charger

• passes an electrical charge

• the passing of an electrical

• an electrical charger passes