[ Grammar ]
What ________ at 7 a.m. yesterday?
A. are you doing
B. did you do
C. were you doing
D. have you done

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Infinitives for reasonsReported Speech and Reported QuestionsComparative AdjectiveModal VerbsHave as verb and auxiliaryVerb Patterns / IngGender and GrammarPast Simple VS Used toUnreal Uses of Past TensesPresent simple or Past simpleOther quiz:
Vocabulary › Viewto keep a person or an item safe from harm or illness
A. infect
B. protect
C. symptom
D. vaccine
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Julia is —- extremely kind girl. She will have no problem in her career as —- honest worker.
A. a, a
B. a, an
C. an, a
D. an, an
Grammar › ViewWhich word completes the sentence:
I _________dinner with my family.
A. eight
B. ate
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The sun was thought _____ a ball of fire in the past, but now it is known _____ a glowing sphere of gases.
A. to have been, to have been
B. to be, to have been
C. to have been, to be
D. to be, to be
