Sentence: "We believed to be the headmaster"
Would a linguist rate this sentence to be acceptable linguistically?
A: unacceptable

Sentence: "John received a book."
Would a linguist rate this sentence to be acceptable linguistically?
A: acceptable

Sentence: "John carefully studies Russian."
Would a linguist rate this sentence to be acceptable linguistically?
A: acceptable

Sentence: "The audience watched the movie."
Would a linguist rate this sentence to be acceptable linguistically?
A:
acceptable