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Explore TOEFL iBT DrillsAceThePrepTrap ForensicsTOEFL iBTHub →
TOEFL iBTReadingSentence Simplification
Level 3 Trap Drill
Can you avoid the examiner's trap?Select an option to evaluate
Which of the following best expresses the essential information in the highlighted sentence?
'By analyzing geochemical isotope ratios in trapped air bubbles from Antarctic ice cores, paleoclimatologists can reconstruct continuous atmospheric greenhouse gas records extending back 800,000 years, establishing that contemporary carbon dioxide concentrations far exceed any natural peak observed across multiple glacial cycles.'
Incorrect choices change the meaning in important ways or leave out essential information.
Full Curriculum Drill

Practice More TOEFL iBT Sentence Simplification Questions

Take the interactive diagnostic drill with real-time distractor analysis, Desmos calculator, and SM-2 spaced repetition.

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More Sentence Simplification Questions in TOEFL iBT

Tier 3TOEFL iBT

Which of the following best expresses the essential information in the highlighted sentence? 'Although early ...

Inspect distractor trap
Tier 2TOEFL iBT

Which of the following best expresses the essential information in the highlighted sentence? 'While proponent...

Inspect distractor trap
Tier 3TOEFL iBT

Which of the following best expresses the essential information in the highlighted sentence? 'Despite persist...

Inspect distractor trap
Tier 2TOEFL iBT

Which of the following best expresses the essential information in the highlighted sentence? 'Because water h...

Inspect distractor trap
Tier 3TOEFL iBT

Which of the following best expresses the essential information in the highlighted sentence? 'In contrast to ...

Inspect distractor trap
Tier 2TOEFL iBT

Which of the following best expresses the essential information in the highlighted sentence? 'Although early ...

Inspect distractor trap