The javelin used in competition must be between 260 and 270 centimeters __________.

Neither Jane nor her brothers ________ a consent form for tomorrow's field trip.

Duke Ellington was a composer, conductor, and pianist ________ ranked as one of the greatest of all jazz figures.

_________ more susceptible to bacterial contamination than other types of meat because it has more surface area exposed to bacterial laden air.

Electron storage rings _______ in investigations of the structure of materials.

In the seventeenth century, North America was vast and unconquered ______ only at great cost

The janitor refused to unlock the classroom door because he ______ busy.

______ the intermission, the kids all bought popcorn.

In 1938, when Benny Goodman's orchestra presented a concert at the prestigious Carnegie Hall, _______ was clear that jazz had at last been fully accepted.

________ created the donkey and elephant that symbolize the Democratic and Republican parties.

______ are prepared from flour or meal derived from some form of grain.

______ the Gulf Stream is warmer than the ocean water surrounding it

Lobbyists who represent special interest groups get _____ that benefits their groups.

The rabbit scurried away in fright _______

Although fish do not have any outer ears, __________ have a simple inner ear on either side of the head.

Some monkeys, _______ use their tails in a way similar to a hand.

The committee has met and ________

________ he would have been able to pass the exam

Children usually turn to their parents rather than ________ for protection from threats in the environment.

John Dewey advocated teaching methods that provided teaching experiences for students to participate in _______ material to memorize.

The bark of some species of oak trees yields a substance used in ____ leather

_______ the last lunar eclipse lasting longer than any this century, we were able to try out our new telescope.

If the United States had not entered the Second World War, probably the 1940 unemployment rate of 14% ________ still further.

After _____ in his application form, he went to pay the membership fee.

Some of the rainwater from clouds evaporates before ________.

The hibernation takes place only among ____ animals

It is possible ________ may assist some trees in saving water in the winter.

______ spotted owl is in danger of soon becoming extinct

John walked by the professor's office _______ would be in.

Amniocentesis can be used not only to diagnose fetal disorders _____ the sex of the unborn child with 95 percent accuracy.