Is the following sentence linguistically acceptable?
A businessman will drink a martini to relax, and a health nut, a glass of wine, just to remain healthy.

acceptable

Is the following sentence linguistically acceptable?
It is believed to be obvious by everyone that Fred is crazy.

acceptable

Is the following sentence linguistically acceptable?
Every restaurant that advertises in any of these papers happens to have four stars in the handbook.

acceptable

Is the following sentence linguistically acceptable?
Cows fly more often than John visits any relatives.
acceptable