[ Grammar ]
One of the students ____________ pitching the tent when he heard a loud thud.
A. is
B. are
C. was
D. were
Select your answer:

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Grammar › ViewSam (arrive) in San Diego a week ago.
A. arrived
B. arrives
C. was arriving
Phrasal Verb › View
This song brought ………. happy memories from my childhood.
(It means cause to recall.)
A. out
B. off
C. back
D. on
