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

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Grammar › ViewHe ——- lift the box.
A. can
B. Shall
C. must
D. should
Grammar › View
Are these men either behind, above or below the counter?
A. They are above the counter.
B. They are below the counter.
C. They are behind the counter.
I 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