Grammar Quiz
[ Grammar ]

What is the main purpose of our immune system?
   
A.     To help us move
   
B.     To help us breathe
   
C.     To help protect us from bacteria and viruses
   
D.     To help our hair grow

Select your answer:
A  B  C  D  E 


Random Topics:

Infinitives and GerundsConjunctions and PrepositionsModalsTimeSome & AnySynonyms and VocabularyComparison of Adjectives and AdverbsTOEICPast Perfect Simple TenseAdjectives, ING - ED

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