[ Grammar ]
Juan___________ in the library this morning.
A. Is study
B. Studying
C. Is studying
D. Are studying

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Present Simple with Adverbs of FrequencySimple present/ past/ future tenseMix-TensesIELTS VocabularyComparisonsFuture - Will and Be going toInfinitiveConjunctions and PronounsSentence Fragments and Complete SentencesPast and Future TensesOther quiz:
Prepositional Phrases › ViewShe was standing _____ the top of the stairs.
A. in
B. at
C. about
Superlative Degree (Adjective) › View
Choose the sentence that is written correctly.
A. Ambulances are the most fast emergency transport in USA.
B. Ambulances are the fastest emergency transport in USA.
C. Ambulances are the faster emergency transport in USA.
An opposing force.
A. resistance
B. martyr
C. ironclad
D. habeas corpus
Family Members and Present Simple › View
She ___ 20 years old.
A. are
B. is