[ Grammar ]
There are strict rules against students ____ their mobile phones at the school premises.
A. are using
B. using
C. want to use
D. having used

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Modal AuxiliariesHow much and how manyAdverb of Frequency and TensesHabitual and Continuous TensesVocabulary, Adjective & PrepositionAdverbial Concession ClausesGrammar & VocabConditional Sentences and Verb FormPast Perfect Simple & Past Perfect ContinuousGerunds + To InfinitiveOther quiz:
Mixed General Quiz › ViewSelect the correct meaning of the underlined word in the sentence.
The boys did not realize that their parents would be accountable for the boys’ misbehavior.
A. Unhappy
B. Responsible
C. Livid
D. Keeping score
Grammar › View
The movie was __________ the book.
A. As
B. As good
C. Good as
D. As good as
Dominique loves hiking in the mountains, ___ she is moving to Colorado.
A. so
B. and
C. yet
D. for
Vocabulary › View
What is the inner layer of the Sun’s atompshere, located above the photosphere and below the corona?
A. Corona
B. Photosphere
C. Chromosphere
D. Blazar
