TOEFL (Structure)

The North Pole ____ a latitude of 90 degrees north.

• it has

• is having

• which is having

• has

The city of Beverly Hills is surrounded on ____ the city of Los Angeles.

• its sides

• the sides are

• it is the side of

• all sides by

____ greyhound, can achieve speeds up to thirty-six miles per hour.

• The

• The fastest

• The fastest dog

• The fastest dog, the

Marmots spend their time foraging among meadow plants and flowers or ____ on rocky cliffs.

• sunny

• the sun

• sunning

• gets sun

The greenhouse effect occurs ____ heat radiated from the sun.

• the Earth's atmosphere traps

• when the Earth's atmosphere traps

• does the Earth's atmosphere traps

• when does the Earth's atmosphere traps

The Rose Bowl, ____ place on New Year's Day, is the oldest postseason collegiate football game in the United States.

• takes

• took

• it takes

• which takes

Experiments ____ represent a giant step into the medicine of the future.

• using gene therapy

• use gene therapy

• they use

• gene therapy uses

____ off the Hawaiian coastline are living, others are dead.

• Coral reefs

• There are many types of coral reefs

• Some types of coral reefs

• While some types of coral reefs

Nimbostratus clouds are thick, dark grey clouds ____ forebode rain.

• what

• which

• what they

• which they

Some economists now suggest that home equity loans are merely a new trap to push consumers beyond ____.

• they can afford

• they can afford it

• what is affordable

• able to afford