Choose the one word or phrase that best completes the sentence. Click on the letter (A), (B), (C), or D in the answer space provided.

 

1

In most cases, the acoustics of a room ------- if a proper balance between sound-absorbing and sound-reflecting materials is created.

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2

The twin-lens reflex camera has two lenses, ------ for focusing and view finding and the other for recording the photographic image.

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3 In the twentieth century, clear that vaccines immunize the body by artificially stimulating the formation of antibodies.
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4

The face is the most ------- of a human being.

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5

------- common misconception that all dinosaurs moved awkwardly on land.

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6 The first European settlements in the American colonies were built near waterways, and ------- was done by boat.
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7

Railroads date from the 1500s, ------- wagons used in mines were drawn by horses along tracks.

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8 ------- complain that modern opera is not tuneful enough will have little to object to in A View From the Bridge.
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9 Astronomers estimate ------- called the Pleiades in the constellation Taurus is 415 light-years away from Earth.
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10

Isabel Bishop was one of many American artists ------- by the government during the Depression years on various federal art projects.

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11

In tropical rain forests, insects that attack flowers often travel on the beaks of hummingbirds until they smell the fragrance of the flowering species -------.

 



 
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12

The far northern wilderness of Quebec has vast deposits of iron ore, ------- province's leading mineral products.

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13

Recycling is a means of reducing the demand on nonrenewable resources ------- of preventing some problems of pollution and waste disposal.

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14 Tornadoes strike in many areas of the world, but the United States.
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15 The common barn owl is also called the monkey-faced owl because its heart-shaped face looks ------- of a monkey.
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