1.
In the preparation of fibrous material for production uses, stiff woody fibers
from plants ............. fibers from animal sources.
2.
Partnership is an association of two or more individuals who .............
together to develop a business.
3.
Chosen as the nation's capital at the end of the American Civil War, .............
a city of over a million people.
4.
Within an area of only 100 miles, Death Valley sinks to 282 feet below sea
level while Mount Whitney ............. to a height of 14,494 feet.
5.
The cosmopolitan flavor of San Francisco is enhanced by ............. shops and
restaurants.
6.
............. that increasing numbers of compact-disc players will be bought by
consumers in the years to come.
7.
Birds all over the world ............. in distances up to thousands of miles.
8.
Cellulose, which ............. for making paper, can be found in all plants.
9.
............. , human beings have relatively constant body temperature.
10.
So far there is no vaccine ............. in sight for the common cold.
11.
The Louisiana Territory, an area ............. the size of France, was bought by
the United States from France for $15,000,000 in 1803.
12.
Despite claims that filters and low-tar tobacco make smoking somewhat
safer, in fact they only marginally reduce, ............. eliminate the hazards.
13.
............. many of the designs for the new capital were considered lost
forever, Benjamin Banneker helped reproduce the original plans.
14.
Few natural elements exist in ............. that they are rarely seen in their
natural environments.
15.
Generally speaking, every person ............. the potential to be a teacher, to
some extent.
16.
............. business, a merger is a combination of two or more corporations
under one management.
17.
............. of commodities by air began in the 1920s at the same time as
airmail service
18.
Jan Malzeliger's invention, the shoe-lasting machine, ............. production
but it also cut the cost of shoe production by half.
19.
It can sometimes ............. a home.
20.
Jellyfish are probably ............. on Earth.
21.
In the United States ............. is the most concentrated is New Orleans.
22.
A log grabber has a long arm ............., which stretches out to pick up logs.
23.
A home computer ............. an opportunity for convenient and efficient work
at home.
24.
Eli Whitney's milling machine remained unchanged for a century and a half
because ............. was so efficient.
25.
Some of the rainwater from clouds evaporates before ..............
26.
Once an offending allergen has been identified ............. tests, it is possible
for the doctor to give specific desensitizing injections.
27.
Sometimes ............. wears people out and is worse than the lack of sleep
itself.
28.
Although dissimilar in almost every other respect, birds and insects have
both evolved efficient ............. capabilities.
29.
The wheel, ............. has remained important for 4,000 years, is one of
mankind's first inventions.
30.
............. children master the basics, advanced development becomes
easier.
31.
............ there is a close correlation between stress and illness.
32.
............ is often used in soups and sauces.
33.
Perspiration increases ............. vigorous exercise or hot weather.
34.
Goddard developed the first rocket to fly faster .............
35.
Even if the unemployment rate ............. sharply, the drop may still be
temporary
36.
Studies indicate ............. collecting art today than ever before.
37.
Thieu Tri was a ............... poet who would pen a verse or two at a moment's
notice.
38.
I've been to the theater ................... of times.
39.
But ............... of the plays I've seen are modern.
40.
When I studied Shakespeare, I thought his plays were ............... boring.
