Grammar Quiz

[ Vocabulary ]

Mathematical geneticists showed that the gene frequency change by __________ is much smaller than the change by natural selection.

A. mutation

B. forest fire

C. invisible

D. vision

Select your answer:
         


Random Topics:

Transitive and Intransitive VerbComperative and SuperlativeComparative AdverbIf- Conditionalused to vs be used to vs get used toCardiology ServicesVerb Tenses and Sentence StructurePast Simple (to be)Infinitives or Gerunds

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…….. beautiful dress you are wearing!

A. How

B. What

C. What a

D. Such


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By the time you finish studying the verb tense tutorial, you (master) all twelve tenses including their passive forms

A. will have mastered

B. will master

C. will be mastered

D. will be mastering