Student or Learner
I know the following collocation of "most":
Here is the most powerful car.
Here is a most powerful car.
There were most of us.
We picked out from the crowd the most of them.
The birth rate also continued to decline, though most slowly among the poorest.
Braque, on the other hand, began to limit his use of color severely, and in this respect his work was typical of most early Cubist painting.
To get the most out of life.
To make the most of one’s opportunities
Most American wine comes from Carolina.
Most of the wines that we import come from Europe.
We like most students.
We like the most of the students who study in the department.
Would you be kind enough to explain to me the absence of the preposition "of" now and then?
Thank you for your efforts.