While they ___ dinner, the fire alarm went off.
A. have
B. are having
C. were having
D. had

Random Topics:
Types of SentencesAdjectives (-ed / -ing)If- ConditionalComparative AdverbsAlthough / DespiteGrammar - NounsGerunds & Infinitives + VocabularyGrammar (Possessive Pronouns)Gerunds in SentencesAdjectives and DegreesOther quiz:
Grammar › ViewUsing the grammar of infinitive clauses:2. Choose the correct option to complete the sentence:
“She promised ____ me tomorrow.”
A. to call
B. calling
C. call
D. to calling
Vocabulary › View
the unifying concept within an informational text to which other elements and ideas relate
A. central idea
B. theme
C. author’s purpose
D. connotation
Vocabulary › ViewThe winners of Vietnam Idol’s different seasons have become famous ______ in Viet Nam.
A. singers
B. actors
C. artists
D. teachers
Asking for and Giving Opinion › View
Irene: I think our city is saved from the virus, so we can go around.
Ellisa: But I don’t think so,… Our city is not saved. We must stay at home at least in lockdown time.
A. In my opinion
B. She forgets it
C. See you next time
D. You know it
E. I am thinking of the virus
