1-
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________ fall naturally into two classes, which can be further subdivided into several subclasses.
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A -
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There are vitamins
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B -
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Vitamins that
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C -
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Vitamins
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D -
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After vitamins
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2-
|
Not until the Triassic Period ________.
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A -
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the first primitive mammals did develop
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B -
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did the first primitive mammals develop
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C -
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did develop the first primitive mammals
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D -
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the first primitive mammals develop
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3-
|
________ planet from the sun, Mars, has a year of 687 days.
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A -
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The fourth
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B -
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The four
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C -
|
Four
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D -
|
Fourth
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4-
|
The city council is empowered not only to enact new laws, ________ select a new mayor between elections should the need arise.
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A -
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and to
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B -
|
but also to
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C -
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and
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D -
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so that
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5-
|
A giant kind of grass, bamboo may reach a height of 120 feet and ________.
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A -
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a diameter of one foot
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B -
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its diameter is one foot
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C -
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there is a diameter of one foot
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D -
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which is a diameter of one foot
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6-
|
The sea mammal medusa is popularly called a jellyfish because it ________ jelly.
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A -
|
looks rather like
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B -
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looks like rather
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C -
|
which looks rather like
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D -
|
which looks like rather
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7-
|
The tallest bird on the North American continent, the white whooping crane, ________ four and a half feet tall.
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A -
|
stands
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B -
|
which stands
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C -
|
it stands
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D -
|
standing
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8-
|
________ extensively by persons who cannot speak or hear, American Sign Language ranks as the fourth most widely used language in the U.S. today.
|
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A -
|
Relied on
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B -
|
It is relied on
|
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C -
|
Relying on it
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D -
|
To rely on it
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9-
|
In the seventeenth century, North America was vast and unconquered, ________ only at great cost.
|
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A -
|
it promised riches but yielded its bounty
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B -
|
promising riches but yielding its bounty
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C -
|
by promising riches but by yielding its bounty
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D -
|
its riches were promised but its bounty yielded
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10-
|
By the twenty-first century, the computer ________ a necessity in every home.
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A -
|
became
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B -
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becoming
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C -
|
has become
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D -
|
will have become
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