Sentence: "They'd leave soon."
Would a linguist rate this sentence to be acceptable linguistically?
A: acceptable

Sentence: "The more he eats, the fatter he goes to a doctor when he gets."
Would a linguist rate this sentence to be acceptable linguistically?
A: unacceptable

Sentence: "Calvin will have been eating."
Would a linguist rate this sentence to be acceptable linguistically?
A: acceptable

Sentence: "I fear tigers."
Would a linguist rate this sentence to be acceptable linguistically?
A:
acceptable