- In the morning after the concert was tired. [RIGHT]
explanation: In: prepotition
In the morning :Adverb of time
9. The plane from New York circling the airport. [RIGHT]
explanation: the airport Adverb of place
10. NASA’s Lyndon B. Johnson Space Center _____ control center for the Mercury, Gemini, and Apollo space flights.
The Answer: C. was the [because a verb is needed to this sentence]