[ Prepositions ]
He was in contact with the base _______ the entire flight.
A. since
B. during
C. across
D. while

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Grammar › View
Known by many people as the writer of Pygmalion, the career of George Bernard Shaw began in theater criticism.
A. NO CHANGE
B. the beginning of George Bernard’s professional career was in theater criticism.
C. being a theater critic was the beginning of George Bernard Shaw’s professional career.
D. George Bernard Shaw began his professional career as a theater critic.