Grammar Quiz
[ Correlative Conjunction ]

The study aims to investigate ________ the genetic factors ________ the environmental influences.

A. either-or

B. not only-but

C. both-and

D. neither-for

Select your answer:
         


Random Topics:

GerundsTime ConjunctionsArticlePresent Simple or Present ContinuousPunctuating ClausesArticles and DeterminersVerb Tenses and Sentence StructureVocabulary and DefinitionsAdjectives with -ED and -ING

Other quiz:

Idioms › View

To “pop up” means to ___.
a. volunteer
b. appear suddenly
c. raise your head

TOEFL Grammar › View

“Where did you work before?”
“I worked only minutes _____ railroad track.”

A. from

B. from the

C. near

D. away

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