___ loom high above the northern and northeastern boundaries of the expanding city of Tucson.

Because the Santa Catalina mountain

The Santa Catalina mountains are

That the Santa Catalina mountains

A need for space law to include commercial concern has been recognized inasmuch ___ been expanding drastically in recent years.

as The commercial launch industry has

the commercial launch industry has

as has the commercial launch industry

as The commercial launch industry has

TOEFL Exercise Questions: Quiz!

1.

___ loom high above the northern and northeastern boundaries of the expanding city of Tucson.
- A.
  
  The Santa Catalina mountains
- B.
  
  Because the Santa Catalina mountain
- C.
  
  The Santa Catalina mountains are
- D.
  
  That the Santa Catalina mountains
Correct Answer
A. The Santa Catalina mountains

Explanation
The correct answer is "The Santa Catalina mountains". This is the only option that completes the sentence and makes grammatical sense. The sentence is describing something that looms high above the northern and northeastern boundaries of Tucson, and the Santa Catalina mountains fit this description.

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2.

Radioactive _____ provides a powerful way to measure geologist time.
- A.
  
  It
- B.
  
  Dates
- C.
  
  Dating
- D.
  
  Can
Correct Answer
C. Dating

Explanation
Radioactive dating provides a powerful way to measure geologist time. It involves using the decay rate of radioactive isotopes in rocks and minerals to determine the age of geological samples. By analyzing the ratio of parent isotopes to daughter isotopes, scientists can calculate the amount of time that has passed since the rock formed or the mineral crystallized. This method is widely used in geology to determine the age of rocks, fossils, and other geological materials, providing valuable insights into Earth's history and the processes that have shaped the planet over millions of years.

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3.

____ contained in the chromosomes, and they are thought of as the units of heredity.
- A.
  
  Genes which are
- B.
  
  Genes are
- C.
  
  When genes
- D.
  
  Because of genes
Correct Answer
B. Genes are

Explanation
Genes are contained in the chromosomes and are considered as the units of heredity. Genes carry the instructions for the development, functioning, and characteristics of living organisms. They are responsible for transmitting traits from parents to offspring. Genes are composed of DNA sequences that encode specific proteins or regulate the expression of other genes. They play a crucial role in determining an individual's physical and behavioral traits.

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4.

The benefit ___ the study is that it provides the necessary information to anyone who needs it.
- A.
  
  Of
- B.
  
  Which
- C.
  
  That
- D.
  
  Because
Correct Answer
A. Of

Explanation
The word "of" is the correct answer because it is used to show the relationship between the noun "benefit" and the noun phrase "the study." In this sentence, "of" indicates that the benefit belongs to or is derived from the study. It explains that the study provides the necessary information to anyone who needs it, making it beneficial.

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5.

The same symptoms that occur ____ occur with cocaine.
- A.
  
  Amphetamines can
- B.
  
  With amphetamines can
- C.
  
  So amphetamines
- D.
  
  With amphetamines they
Correct Answer
B. With amphetamines can

Explanation
The correct answer is "With amphetamines can." This answer suggests that the same symptoms that occur with cocaine can also occur with amphetamines. It implies that there is a similarity in the symptoms experienced when using both substances.

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6.

Many companies across the country have molded the concepts ___ describes into an integrated strategy for preventing stress.
- A.
  
  And wolf
- B.
  
  That wolf
- C.
  
  What wolf
- D.
  
  So wolf
Correct Answer
B. That wolf

Explanation
The phrase "that wolf" is the correct answer because it is grammatically correct and fits logically in the sentence. The sentence is discussing how many companies have integrated a strategy for preventing stress based on certain concepts. Therefore, "that wolf" makes sense in this context as it implies the specific concepts being referred to.

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7.

_____ in the first draft of the budget will not necessarily be in the final draft.
- A.
  
  Although it appears
- B.
  
  It appears
- C.
  
  What appears
- D.
  
  Despite its appears
Correct Answer
C. What appears

Explanation
The phrase "what appears" is the correct answer because it accurately completes the sentence by indicating that whatever is in the first draft of the budget may or may not be included in the final draft. It suggests that the content of the first draft is subject to change and may not be finalized.

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8.

If a food label indicates that food is mostly carbohydrate, it does not mean ____ is good food to eat.
- A.
  
  And it
- B.
  
  And
- C.
  
  That it
- D.
  
  When
Correct Answer
C. That it

Explanation
If a food label indicates that food is mostly carbohydrate, it does not mean that it is good food to eat. The label only provides information about the food's composition, specifically that it contains a high amount of carbohydrates. However, the quality and nutritional value of the food cannot be determined solely based on its carbohydrate content. Other factors such as the presence of added sugars, unhealthy fats, or artificial ingredients need to be considered to determine if the food is a good choice for consumption.

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1
0
9.

A need for space law to include commercial concern has been recognized inasmuch ___ been expanding drastically in recent years.
- A.
  
  The commercial launch industry
- B.
  
  The commercial launch industry has
- C.
  
  As has the commercial launch industry
- D.
  
  As The commercial launch industry has
Correct Answer
D. As The commercial launch industry has

Explanation
The correct answer is "as The commercial launch industry has". This answer is correct because it maintains the parallel structure of the sentence. The phrase "as The commercial launch industry has" is parallel to the phrase "been expanding drastically in recent years". Both phrases start with the word "as" and have the same subject "The commercial launch industry". This parallel structure ensures clarity and coherence in the sentence.

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10.

The report on the nuclear power plant indicated that when the plant had gone online ____ unsafe.
- A.
  
  And it had been
- B.
  
  It had been
- C.
  
  Had been
- D.
  
  That it had been
Correct Answer
B. It had been

Explanation
The correct answer is "it had been." This answer completes the sentence by indicating that when the nuclear power plant had gone online, it had been unsafe. The phrase "it had been" is used to refer back to the plant, indicating its previous state of being unsafe.

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0

TOEFL Exercise Questions: Quiz!

___ loom high above the northern and northeastern boundaries of the expanding city of Tucson.

Radioactive _____ provides a powerful way to measure geologist time.

____ contained in the chromosomes, and they are thought of as the units of heredity.

The benefit ___ the study is that it provides the necessary information to anyone who needs it.

The same symptoms that occur ____ occur with cocaine.

Many companies across the country have molded the concepts ___ describes into an integrated strategy for preventing stress.

_____ in the first draft of the budget will not necessarily be in the final draft.

If a food label indicates that food is mostly carbohydrate, it does not mean ____ is good food to eat.

A need for space law to include commercial concern has been recognized inasmuch ___ been expanding drastically in recent years.

The report on the nuclear power plant indicated that when the plant had gone online ____ unsafe.