TOEFL Grammar Quiz

Ace the TOEFL grammar section with free practice quizzes. Test academic grammar structures, complex sentences and formal English usage.

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Sample Questions

1. Which is correct? 'The sample size ___ sufficient to detect meaningful differences.'

A was

B were

C had been

D has been

2. Choose the correct sentence.

A A number of factors has contributed to the decline.

B The number of factors have contributed to the decline.

C A number of factor has contributed to the decline.

D A number of factors have contributed to the decline.

3. Choose the correct sentence.

A Neither the students nor the professor were aware of the change.

B Neither the students nor the professor have been aware.

C Neither the students nor the professor was aware of the change.

D Neither the students nor the professor is aware of the change.

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