In the Written Expression part of the Grammar Section of TOEFL, you'll find -twenty-five exercises like this:
WRITTEN EXPRESSIONDirections: In these questions, each sentence has four underlined words or phrases. The four underlined parts of the sentence are marked (A), (B), (C), and (D). Identify the one underlined word or phrase that must be changed in order for the sentence to be correct.
16. Vast
flows of information is carried on hair-thin fiber-optic cables.
A B C D
17. The
crafting of fine violins has been proceeding for several century
as a
A B C
secret art.
D
18.
Linguistic conflicts due to divided ethnic and national loyalties
can be
A B
both bitter or violent.
C
D
19. In
1851, with the publication of hers antislavery novel, Harriet
Beecher
A B Stowe rocketed to fame.
C D
20. The
smallest and simple living organisms on Earth are
bacteria.
A B C D
21. The
effort to determine the exact numerical value of pi has now reach
A B C 2.16 billion decimal digits.
D
22. The
hammerhead shark is usual found in warm, temperate waters.
A B C D
23. Princeton University, which was establish
in 1746, is one of the oldest
A B C universities in the United States.
D
24. According to a World Resources Institute report, a significant part of
A B forest acreage disappear each year.
C D
25. The
Earth’s crust is composed of 15 plates which float on the partially
A B C
molten layer below they.
D
26. As
one climbs high up a mountain, the air becomes both colder or
thinner.
A B C
D
27.
When a bone is broke into several pieces doctors may pin the pieces
A B C together for proper healing.
D
28. The
long necks of much plant-eating dinosaurs were useful for reaching
up
A B C D
to the treetops to feed.
29. Hippocrates believed that good health was dependently
on the balance of
A B C the four fluids of the body.
D
30. A
jet stream is a flat and narrow tube of air that moves more rapid
than
A B C the surrounding air.
D
31.
Because mistletoe berries are poisonous everyone with Christmas
A decorations containing mistletoe
B C
D
32.
When Pierre L`Enfant designed the national capital in 1791, her
A B C
envisioned a broad boulevard linking the White House and
the Capitol.
D
33. In
a copperhead snake the venom flows from a single venom glands to
a
A B pair of hollow teeth.
C D
34. A
hawk swallows its food in large pieces digests some of it,
and
A B C
regurgitating the rest.
D
35. Defects
can occurring when liquid helium undergoes a phase transition to
A B C its
super fluid phase.
D
36.
Cavemen created a large amount of early works of art using a mixture
of
A B clay, chalk, and burned
C D
37.
Variations in melody, rhythm and tone of voice becomes a major
feature
A B C of child speech toward
D
38. As
a protective protein molecule, an antibody can combines with
a foreign
A B C D
virus protein.
39. The
water moccasin is a high venomous and extremely dangerous
pit
A B C D
viper.
40. Though
aluminum is more common than iron, it is extremely difficult to
A B break their
hold on
C D
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