Mysql query problem

Question

I have a problem with my mysql query.

My database:

sections
id
section_name

grades
id
user_id
section_id
date
grade

I want my data

Answer 1

If I understand correctly:

SELECT grades.*,sections.* 
  FROM grades INNER JOIN sections ON sections.id = grades.section_id 
  WHERE user_id=$id  ORDER BY grades.date DESC LIMIT 1