[ Grammar ]
The principal opened the office door_____but the student was too nervous to enter.
A. comma ,
B. period .
C. no punctuation
D. semicolon ;

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Types of Simple SentencesModals, Infinitives and GerundsSentence LabelingVerb TenseCompound SentencesModal Verbs & Perfect InfinitiveSimple Present TenseModals of ProbabilityPrepositional PhrasesBare Infinitive and To InfinitiveOther quiz:
Future Perfect Tense › ViewThe movie will have finished by the time I get home.
What does it mean?
A. I won’t watch the film.
B. The film is good.
C. I can watch the film at home.
D. I don’t get home until the film finishes.
Grammar › View
______ you go to school every day?
A. Are
B. Does
C. Do
D. when
Past Tenses › ViewJoe _____ downstairs and ______ his leg.
A. fell, broke
B. had fallen, broke
C. had fallen, had broken
D. was falling, had broken
Past Tenses › View
My aunt ___ in an international bank for fifteen years.
A. use to work
B. worked
C. used to worked