[ 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 › ViewWhen walking along the cliff, you must be ………………. not to fall.
A. careful
B. carefully
Grammar › View
” I don’t want to stay home tonight.”
” Well, I ______.”
A. do either
B. do
C. do too
D. neither
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