1. Look at the living puma.

2. Look at the live puma.
3. Look at the puma alive.
4. Look at the puma that is alive.

(Are all expressions grammatial?)

5. He succeeded to his father's estate.
6. He succeeded in solving a problem.
7. He succeeded in passing the exam.
8. He succeeded to his brother's clothes.

(Are the four sentences grammatical?)

9. What is the opposite of 'at the beginning'? Is it 'in the beginning' or 'at the beginning'?

#s 1, 2, and 4 are correct; #3 isn't.

#s 5, 6, and 7 are correct; #8 isn't. #5 can also be phrased like this: He inherited his father's estate. #8 can be rephrased like this: His brother's clothes were handed down to him. (The term hand-me-downs refer to clothing and other items that are passed from one child to the next in a family.)

The opposite of "at the beginning" would be something to do with "the end," wouldn't it? At the beginning of the story, the main character was a young wife, but by the end she was a grandmother, telling family stories to her grandchildren.