[ Grammar ]
The article is about global warming, _____ has caused many negative impacts on the environment.
A. what
B. where
C. which
D. it
Select your answer:

Random Topics:
The Past SimpleCan/CouldSentence and FragmentVerbals and GerundsMiscellaneous Grammar UsagesModal Verbs and Contrastive ConjunctionsAlthough, Though, In spite of, DespiteSynonymTransition WordsRelative Clauses with who and whichOther quiz:
Grammar › View. Which word has a suffix meaning “action”:
A. careful
B. happiness
C. movement
D. teacher
Grammar › View
What time ________ the plane ________?
A. does_ take off
B. is the plane taking
