1. A
spacecraft is freed from fiction ___ launched into space.
A. It
B. It is
C. After is
D. After
it is
The clause above is adverb clause, “after” is the
connector and followed by the subject “it”
2. ___
with their surroundings, or they hide in crevices for protection.
A. Lobsters
B. Lobsters
blend
C. Lobsters
blending
D. Because
lobsters blend
The clause above is using coordinate connectors “or”
and followed by the
subject “they”
3. _____
a ball-and-socket joint, the elbow is a simple hinge joint.
A. While
the shoulder
B. While
the shoulder is
C. The
shoulder is
D. The
shoulder
The clause above is using adverb of time, “while” is
the connector and it’s followed by the subject “the shoulder”
4. A
car has several sections with moving parts, ___ of those parts is essential.
A. Good
lubrication
B. Well
lubricated
C. And
good lubrication
D. And
well lubricated
The clause above is using adverb , “and” is the
connector and it’s followed bythe subject “good lubrican”
5. Bears
cannot see well ___ small eyes.
A. Bears
have
B. Because
having
C. Because
they have
D. Because
of bears
Is an adverb clause, “because” is the connector
and followed by the subject “they”
6. ____
at the isthmus of Panama, so animals were able to migrate between North
and South America.
A. A
land bridge existed
B. When
a land bridge existed
C. A
land bridge
D. With
a land bridge
The clause above is coordinate connector “at” and
followed by the subject “the isthmus of Panama”
7. ____
mostly made of granite, it also contains some human-made materials.
A. The
Empire State Building
B. The
Empire State Building is
C. Although
the Empire State Building is
D. Although
the Empire State Building is built
The clause above is ……, “although” is connector and
followed by the subject “the Empire State Building”
8. Pressure
differences make the eardrum vibrate ____ the ear.
A. Enters
the sound wave
B. As
sound wave
C. Sound
waves enter
D. As
sound waves enter
The clause above is adverb of time, “as” is the
connector and followed by the subject “sound waves”
9. An
optical microscope magnifies as much as 2, 000 times, but an electron
microscope ___ as much as a million times.
A. Magnifying
B. It
magnifies
C. Can
magnify
D. Magnify
it
The clause above is using coordinate
connector “but” and it is followed by the subject“an electron
microscope”
10. If scientific
estimates are accurate, ____ with the Earth about 20, 000 years ago.
A. The
Canon Diablo meteorite collided
B. The
collision of the Canon Diablo meteorite
C. The
Canon Diablo meteorite colliding
D. Colliding
the Canon Diablo meteorite
The clause above is adverb of condition, “if” is
connector and followed by subject “scientific estimate are accurate”
11. Nuclear power
can be produced by fusion, ____ produced by fission.
A. It
can also be
B. It
can also
C. And
it can also be
D. And
it can also
The clause above is coordinate connector “and” and
followed by the subject “ it”
12. ____ igneous rocks
may be changed into gneisses,
A. The
temperature is high
B.
If the temperature is high
C. High
temperatures
D. If
high temperature
The clause above is adverb of condition, “if” is the
connector and followed by the subject “ the temperature”
13. Because a family of
birds set up housekeeping in Joel Chandler Harris’s mailbox when the birds were
on need of a place to stay, ___ the Wren’s Nest.
A. The
home is named
B. So
the home is named
C. Naming
the home
D. The
home’s name
The clause above is adverb of condition, “because” is
connector and followed by the subject “a family of birds”
14. Today the true
story of ___ at Little Bighorn remains a mystery.
A. Happened
B. It
happened
C. What
happened
D. What
happening
The clause above is noun clause, “what” is connector
and subject, and followed by verb “happened”
15. For more than
a decade, ___ that certain species are becoming scarce.
A. The
warning or bird-watchers
B. Warn
the bird-watchers
C. Bird-watchers
have warned
D. A
warning for bird-watchers
The clause above is noun clause, “
16. Early in the
eighteen century, Halley accurately predicted when ___ of the 1682 would
return.
A. The
comet
B. Was
the comet
C. The
comet was
D. Had
the comet
The clause above is noun clause, “when” is connector
and followed by the subject “the comet of the 1682”
17. No single
factor explains why ___ vary so greatly among individuals.
A. Aging
affects
B. The
effects of aging
C. Aging
has an effect
D. The
aging effect
The clause above is noun clause, “why” is connector
and subject, and followed by verb “the effect of aging”
18. Lack of clarity
about ___ the party in the coming year will be removed at the party’s
convention.
A. Will
lead
B.
Lead
C.
They will lead
D.
Who will lead
The clause above is noun clause, “who” is connector
and subject, and followed by verb “will lead”
19. We do not ___ the
bow drill was first developed for woodworking or fire making.
A. Whether
it
B. Know
whether it
C. Know
whether
D. Sure
whether
The clause above is noun clause, “know” is connector
and subject, and it is followed by verb “whether it”
20. Minute Man National
Historical Park is a monument to where ____.
A. The
beginning of the Revolutionary War
B. In
the beginning of the Revolutionary War
C. The
Revolutionary War to begin
D. The
Revolutionary War to begin
The clause above is coordinate connector “where” and
followed by the the subject “the revolutionary”
21. Test on the colors
of cars were conducted at the University of California to determine ___ the
safest colors for cars.
A. Which
B. Which
were
C. If
D. How
were
The clause above is adjective clause, “which” is
connector and subject, and followed by verb “were”
22. The National Institute of
Dental Research estimates ___ in fluoridated areas have about 25 percent less
tooth decay when children elsewhere.
A. For
school children
B. School
children’s
C. That
school children
D. That
for school children
The clause above is noun clause, “when” is connector
and followed by the subject “school chidren’s”
23. The process of
photosynthesis explains how ___ able to use the energy in sunlight to
manufacture foods from the simple chemicals in air and water.
A. Green
plants
B. Green
plants are
C. Planting
greens
D. With
green plants are
The clause above is noun clause. “how” is connector
and followed by the subject “green plants”
24. The Moon’s gravity pulls
water on the near side of the Earth toward the Moon, and this is what ____
tides to occur.
A. The
cause
B. Causes
C. Causing
D. The
cause of
The clause above is coordinate connector “and”, and
followed by the subject “this”
25. It is not clear
whether the subdivisions of the neocortex ___ units.
A. Individual
B. Are
individual
C. They
are individual
D. Individually
The clause above is noun clause, “whether” is
connector and followed by the subject “the subdivision of the cortex”
26. Modern humans, who first
appeared about 600, 000 years ago, ____ Homo sapiens.
A. callin.
B. were
called
C. they
called
D. they
were called
The clause above is noun clause, “who” is connector
and followed by the subject “first”
27. The first writing
___ evidence of is on Mesopotamian clay tablets.
A. We
B. That
we
C. Has
D. That
we have
The clause above is adjective clause. “that” is
connector and followed by the subject “we”
28. ___ drought-resistant
plants which store water in fleshy tissue.
A. Succulents
are
B. Succulents
C. They
are succulents
D. Succulents
which are
The clause above is noun clause “which” is connector
and followed by the subject “store water”
29. Benjamin Kablesky, whom
___ as Jack Benny, was a famous comedian in vaudeville and on radio and
television.
A. Most
people’s knowledge
B. Most
people know
C. Knowing
most people
D. The
knowledge of most people
The clause above is adjective clause, “who” is
connector and followed by the subject “most people”
30. ___ the hunted other
animals tended to have very narrow, sharp, curved claws.
A. For
dinosaurs
B. Dinosaurs
are known
C. Dinosaurs
D. Like
dinosaurs
The clause above is noun clause, “that” is connector
and subject, and followed by verb “hunted”
31. The first
eyeglasses had convex lenses for the aged who ___ farsighted.
A. Had
become
B. They
had become
C. Becoming
D. It
became
The clause above is adjective clause, “who is
connector and subject, and followed by verb “had”
32. Chimney Rock, ___ 500
feet above the North Platte River, has eroded considerably in the last two
centuries.
A. Stands
B. Is
standing
C. It
stands
D. Which
stands
The clause above is adjective clause, “which” is
connector and suject, and followed by verb “stands”
33. ____ that accompany
recurring bouts of severe depression reduce bone density.
A. It
changes hormones
B. Hormonal
changes
C. The
hormones change
D. The
changes in hormones is
The clause above is adjective clause, “that” is is
connector and subject, and followed by verb “accompany”
34. Willa Cather is an author
___ for her evocative and memorable vision of frontier prairie life.
A. Whom
readers
B. The
praise of readers
C. Whom
praising
D. Whom
readers praise
The clause above is adjective clause, “ whom” is
connector and followed by the subject “readers”
35. Mars’s tiny moon
Phobos is a small mountain of rock that ___ from the asteroid belt by Mars’s
gravitational pull.
A. Was
probably captured
B. It
probably
C. The
probable capture
D. Probably
the capture
The clause above is adjective clause, “that” is
connector and subject, and followed by verb “was”
36. Some scientists think ___
be a planet but a moon of Neptune.
A. That
Pluto does not seem
B. Not
Pluto
C. Pluto
that might not
D. That
Pluto might not
The clause above is adjective clause, “that” is
connector and followed by the subject “was”
37. Fort Union was the
site of what ___ principal fur-trading post on the upper Missouri River.
A. The
B. Being
the
C. Was
the
D. It
was the
The clause above is noun clause, “what” is connector
and subject, and followed by verb “was”
38. Since ___ commercial
risk, it has to appeal to a large audience to justify its cost.
A. The
face of the movie
B. Moving
faces
C. A
movie faces
D. To
face a movie
The clause above is adverb clause, “since” is
connector and it is followed by the subject “a movie”
