[ Grammar ]
A number of butterflies ___ flying around a pollinator pocket.
A. is
B. was
C. were
D. had

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Homophone & HomonymPresent ContinuousRelative Pronouns with PrepositionsGrammar ElementaryHave as verb and auxiliaryAuxiliary Verbs, if, unless and ModalPresent Perfect, Present Simple, Present ContinuousGrammar and AbsenceSimple Present - Negative & InterrogativeSentence Structure and ConjunctionsOther quiz:
Grammar › ViewI ___ my room every weekend.
A. clean
B. cleans
C. cleaning
D. cleaned
Vocabulary › View
What’s the noun form of deep?
A. deeper
B. depth
C. depht
D. debt
Past Tenses › ViewI thought I was marrying a man who _____________ a lifestyle similar to mine.
A. have chosen
B. had chosen
C. has chosen
D. have not meet
Grammar › View
Nga and Lan (brush) _________ their teeth.
A. brushes
B. brushing
C. brush
D. brushed
