2. ______ are most mammals able to receive the most information about what is happening in their immediate environment.

Because they use sight
By means of sight
With the sights
Using sight

3. The Consumer Price Index in the United States ______ the inflation rate.

as the primary indicates
is the indication primarily
primarily indicates of
is a primary indicator of

 4. Some of the most influential works in twentieth-century American classical music were composed in the period between the first and the fifth decade.

works
were
and
decade

5. Although the grammar of the English language is chiefly derived ______ Germanic languages, some 80% of its vocabulary comes from Latin.

for
from
with
of

6. On the land or in the sea, carrion creatures have adapted to feed by any type of food that is available in their habitat.

On
have adapted
by
is available

7. The brightest point seen in the night sky is typically not a star but Venus, it is the second planet from the Sun.

seen in
typically
it is
the Sun

8. Information technology is quickly becoming the most important economic export ______.

in certain geographical areas
for area that are geographic
in certain areas geographical
of certain geographical area

9. Although originated in tropical Africa, watermelon is now cultivated all over the world.

Although
originated
is now
all over

10. In 1995, Newt Gingrich was sworn ______ Speaker of the House, the first Republican Speaker in more than 40 years.

in as
to be
to
in