[ Time Phrases ]
… the flight to the USA, I watched four films
A. During
B. While

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Toeic Verb › ViewFollowing safety precautions ______ workers avoid any injury in the workplace
A. helping
B. helps
C. to help
D. help
Pronouns and Antecedents › View
One of the cashiers thinks that (her, their) boss has been transferred to a different location.
A. her
B. their