Sentence: "That the world is round is obvious."
Would a linguist rate this sentence to be acceptable linguistically?
A: acceptable

Sentence: "The man arrived on the train was my brother."
Would a linguist rate this sentence to be acceptable linguistically?
A: unacceptable

Sentence: "A ship appeared on the horizon."
Would a linguist rate this sentence to be acceptable linguistically?
A: acceptable

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