[ Grammar ]
She ___ really hard. She passed all her exams with excellent grades.
A. must have studied
B. must study
C. may have studied

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Past Simple (to be)Verbs - third personGrammar and StructureProgessive TensesDo not or Does notLinking Words and PhrasesAdjective Clause and Adverb ClauseAdjective vs AdverbPresent Continuous, Present Perfect and Used toNoun QuantifiersOther quiz:
Grammar › ViewChoose the plural for: city
A. citys
B. cities
Mixed General Quiz › View
That oak-paneled door is as solid as a ___.
a. rock
b. lock
Nam…………..a round face and big eyes.
A. have
B. has
C. is
D. gets
Types of Phrases › View
We all sighed in relief,James having found his passport.
A. infinitive phrase
B. gerund phrase
C. participle phrase
D. absolute phrase