TOEFL Vocabulary

#41

occur

Verb

Example sentences

1. Most accidents occur at home.
2. The event occurs every two years.
3. Earthquakes often occur near the edges of tectonic plates.

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#42

percent

Noun

Example sentences

1. Only ten percent of the students were absent.
2. Water covers about seventy percent of Earth.
3. Nearly 70 percent of the participants supported the proposal.

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#43

period

Noun

Example sentences

1. The museum was closed for a short period.
2. This period of history lasted fifty years.
3. The economy grew rapidly during this period.

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#44

policy

Noun

Example sentences

1. The school has a clear safety policy.
2. The new policy starts next month.
3. The university adopted a new policy on academic honesty.

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#45

principle

Noun

Example sentences

1. Fairness is an important principle in law.
2. The machine works on a simple principle.
3. The theory is based on the principle of natural selection.

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#46

proceed

Verb

Example sentences

1. After a short break, the meeting proceeded.
2. Please proceed to the next question.
3. After reviewing the evidence, the team proceeded with the experiment.

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#47

process

Noun

Example sentences

1. Learning a language is a slow process.
2. The hiring process took three weeks.
3. Learning a language is a gradual process.

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#48

require

Verb

Example sentences

1. This job requires good computer skills.
2. Plants require light and water to grow.
3. The assignment requires students to compare two theories.

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#49

research

Noun

Example sentences

1. Her research focuses on child development.
2. More research is needed before we decide.
3. Recent research has improved our understanding of the brain.

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#50

respond

Verb

Example sentences

1. Please respond to the email by Friday.
2. The patient responded well to the medicine.
3. Plants respond to changes in light and temperature.

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#51

role

Noun

Example sentences

1. Teachers have an important role in society.
2. Technology plays a growing role in education.
3. Parents play an important role in early education.

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#52

section

Noun

Example sentences

1. Read the final section of the report.
2. The store has a section for school supplies.
3. The final section summarizes the main findings.

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#53

sector

Noun

Example sentences

1. Many people work in the health sector.
2. The private sector created new jobs.
3. The service sector employs most workers in the city.

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#54

significant

Adjective

Example sentences

1. The study found a significant difference.
2. There was a significant increase in sales.
3. The study found a significant difference between the two groups.

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#55

similar

Adjective

Example sentences

1. The two buildings look very similar.
2. My answer is similar to yours.
3. The two species have similar patterns of behavior.

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#56

source

Noun

Example sentences

1. The river is the main source of water.
2. Always check the source of online information.
3. The article cites a reliable source for each claim.

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#57

specific

Adjective

Example sentences

1. Please give a specific example.
2. The medicine is used for a specific illness.
3. The question asks for a specific example from the lecture.

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#58

structure

Noun

Example sentences

1. The bridge has a strong steel structure.
2. The essay has a clear structure.
3. The essay has a clear structure and logical progression.

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#59

theory

Noun

Example sentences

1. The scientist tested the theory in a lab.
2. This theory explains how the planets move.
3. The evidence supports the theory of continental drift.

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#60

vary

Verb

Example sentences

1. Prices vary from one store to another.
2. The color may vary with age.
3. Temperatures vary greatly between the coast and the mountains.

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