Is the following sentence linguistically acceptable?
The accountant was sitting at her desk.

acceptable

Is the following sentence linguistically acceptable?
How much care do you think he would be taking of his patients under those circumstances?

acceptable

Is the following sentence linguistically acceptable?
Stephen persuaded it to be easy to please Kim.

unacceptable

Is the following sentence linguistically acceptable?
They haven't decided which attorney will give the closing argument.
acceptable