Choose the letter of the word or group of words that best complete the sentence.
1. Among bees .... a highly elaborate form of communication.
(A) occur
(B) occurs
(C) it occurs
(D) they occur
2. .... heated by solar energy have special collectors on the roofs to trap sunlight.
(A) A home is
(B) Homes are
(C) A home
(D) Homes
3. Each number in a binary system are formed from only two symbols.
A B C D
4. Scientists at the medical center is trying to determine if there is a
A B C
relationship between saccharine and cancer.
D
5. On the rim of the Kilauea volcano in the Hawaiian Islands are a hotel
A B C
called the volcano house.
6. The great digital advances of the electronic age, such as integrated
A
circuitry and a microcomputer, has been planted in tiny chips.
B C D
7. Kepler's laws, principles outlining planetary movement, was formulated
A B
based on observations made without a telescope.
C D
8. There are many frequently mentioned reasons why one out of four arrests
A B C
involve a juvenile.
D
9. Only with a two-birds vote by both houses are the U. S. Congress able to
A B C
override a Presidential veto.
D
10. Of all the evidence that has piled up since Webster's paper was published,
A B
there is no new ideas to contradict his original story.
C D
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