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TOEFL Listening Practice
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TOEFL Speaking PRactice 

TOEFL Speaking Practice
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TOEFL Writing Skill 7: Review Grammar

After you have written your response, it is important for you to review the grammar in your response.

The following chart outlines the key information you should remember about reviewing grammar.

REVIEWING  GRAMMAR
GRAMMAR
Check for errors in grammar in your response. Be sure to check for errors with nouns and pronouns, verbs, adjectives and adverbs, articles, and agreement.
 

Look at the following sentence from a response on a scientific phenomenon.

Though scientists are quite sure that this phenomenon exists, its causes are not so clear. 

In this sentence, the verb exist does not agree with the singular subject phenomenon; to correct this error; you can change exist to exists. The contracted subject and verb it's in front of the noun causes should be changed to a possessive adjective; to correct this error, you can change it's to its.