Grammar Quiz

[ Vocabulary ]

The theory that pieces of Earth’s lithosphere are in constant motion, driven by convection currents in the mantle.

A. convergent boundaries

B. Pangea

C. plate tectonics

D. convection currents

Select your answer:
         


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Many islands are below _______ and only the concrete walls can prevent them from disappearance.

A. human activity

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What does the word ‘cause’ mean?

A. a challenge that the main character or character face

B. something that brings about an effect or a result

C. someone or something that contributes to an accomplishment, result or process.

D. evidence found within a particular text used to support or explain conclusions, opinions, and/or assertions about the text itself


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