[ Relative Clauses ]
A new security door, ______________________ can be operated by remote control, will be installed next month.
A. that
B. it
C. them
D. which
Select your answer:

Random Topics:
Will & Be going toGrammar: Have toPronounsCommon Grammar Mistakes and Spelling TipsConditionals and Modals of ProbabilityPossessive Adjectives & Possessive PronounsProgessive TensesTransitionsSimple PastGrammar - First ConditionalOther quiz:
Simple, Compound, Complex Sentences › ViewLilly’s parents were amazed when Julius screamed.
A. Simple
B. Compound
C. Complex
Correlative Conjunction › View
She is ______ beautiful ______ talented, people adore her.
A. neither… or
B. as … as
C. both … and
D. either… or
