[ 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

Random Topics:
Gerund & ParticipleSimple Present and Simple PastPrepositions and TensesWH- Question WordsVerb + InfinitivePhrases and TensesHave vs. HasLexico and GrammarGerunds/InfinitivesModals and VocabularyOther quiz:
Conjunctions › View——— she had been diagnosed earlier, she would be in q better condition now.
A. Because
B. If
C. Since
D. Although
E. Unless
Cardiology Services › View
Myocarditis is a condition that affects which structure of the heart?
A. The aorta
B. The blood vessel
C. The atrium
D. The muscle
Gerunds, Infinitives and Modals of Possibility › ViewShe ___ be at home, but I’m not sure.
A. might
B. will
C. has to
D. should
Simple Present Tense › View
We cooked a chocolate cake every monday
A. True
B. False
