Explanation

āύāĻŋāĻŽā§āύāϞāĻŋāĻ–āĻŋāϤ āĻŦāĻžāĻ•ā§āϝāϟāĻŋ “He is the best boy in the class.” āĻāϰ āϏāĻŽāĻžāĻ°ā§āĻĨāĻ• āϰ⧂āĻĒ āĻšāĻŋāϏ⧇āĻŦ⧇ āϏāĻŦāĻšā§‡āϝāĻŧ⧇ āύāĻŋāϖ⧁āρāϤ:

“No other boy in the class is as good as he.”

āϕ⧇āύ āĻāϟāĻŋ āϏāĻŦāĻšā§‡āϝāĻŧ⧇ āωāĻĒāϝ⧁āĻ•ā§āϤ?
1. Superlative āĻ…āĻ°ā§āĻĨāĻĒā§‚āĻ°ā§āĻŖ āĻ•āϰ⧇ āϤ⧁āϞāύāĻž:
â€ĸ āĻŽā§‚āϞ āĻŦāĻžāĻ•ā§āϝāϟāĻŋāϰ “best” āύāĻŋāĻ°ā§āĻĻ⧇āĻļ āĻ•āϰ⧇ āϝ⧇ āϤāĻŋāύāĻŋ āϏāĻŦāĻžāϰ āĻĨ⧇āϕ⧇ āĻļā§āϰ⧇āĻˇā§āĻ āĨ¤
â€ĸ “no other â€Ļ is as good as” āĻ•āĻžāĻ āĻžāĻŽā§‹āϟāĻŋ āχāĻ‚āϰ⧇āϜāĻŋāϤ⧇ āĻļā§āϰ⧇āĻˇā§āĻ āĻ¤ā§āĻŦ āĻŦāĻž āϏāĻ°ā§āĻŦā§‹āĻšā§āϚ āĻŽāĻžāύ āĻŦā§‹āĻāĻžāϤ⧇ āĻŦā§āϝāĻŦāĻšāĻžāϰ āĻšāϝāĻŧāĨ¤

2. āĻĒā§āϰāĻĨāĻŽ āĻŦāĻžāĻ•ā§āϝ⧇āϰ āϏāĻŦ āωāĻĒāĻžāĻĻāĻžāύ āĻ…āĻ•ā§āώ⧁āĻ¨ā§āύ āϰāĻžāĻ–āĻž:
â€ĸ “in the class” āĻ…āĻ‚āĻļāϟāĻŋ āĻŽāĻžāĻ  āĻ“ āĻĒāϰāĻŋāϧāĻŋ āĻ¸ā§āĻĒāĻˇā§āϟ āĻ•āϰāϤ⧇ āĻĨāĻžāĻ•āϤ⧇ āĻšāĻŦ⧇, āϝ⧇āϟāĻŋ āĻ…āύ⧇āĻ• āĻŦāĻŋāĻ•āĻ˛ā§āĻĒ⧇ āĻŦāĻžāĻĻ āĻĒāĻĄāĻŧ⧇āϛ⧇ āĻŦāĻž āϭ⧁āϞ āĻ¸ā§āĻĨāĻžāύ⧇ āφāϛ⧇āĨ¤
â€ĸ āϏāĻ°ā§āĻŦā§‹āĻšā§āϚ āĻŽāĻžāύ⧇āϰ āĻŦā§‹āĻāĻžāĻĒāĻĄāĻŧāĻžāϰ āϜāĻ¨ā§āϝ “no other boy in the class” āĻĒ⧁āϰ⧋ āĻ…āĻ‚āĻļāϟāĻŋ āĻ āĻŋāĻ• āĻŽāϤ⧋ āĻāϏ⧇āϛ⧇āĨ¤

3. “He is better than any other boy.”–āĻ āϝāĻĻāĻŋ “in the class” āύāĻž āĻĨāĻžāĻ•āϤ:
â€ĸ āϤāĻž āĻšāϞ⧇ “āϕ⧋āύ āĻ•ā§āϞāĻžāϏ⧇āĻ°â€ āĻŦā§‹āĻāĻž āĻ…āĻ•ā§āώāĻŽ āĻšāϝāĻŧāĨ¤
â€ĸ āϝāĻĻāĻŋāĻ“ āĻŦāĻ™ā§āĻ—āĻžāύ⧁āĻŦāĻžāĻĻ⧇ āϏāĻ āĻŋāĻ• āĻ…āĻ°ā§āĻĨ āĻĒā§āϰāĻ•āĻžāĻļ āĻ•āϰāϤ⧇ āĻĒāĻžāϰ⧇, āĻŽā§‚āϞ āĻŦāĻžāĻ•ā§āϝ⧇āϰ āĻŦāĻŋāώāϝāĻŧāĻŦāĻ¸ā§āϤ⧁ āĻĒāĻžāϰāĻŋāĻĒā§‚āĻ°ā§āĻŖāĻ­āĻžāĻŦ⧇ āϧāϰ⧇ āϰāĻžāĻ–āϤ⧇ “in the class” āĻĻāϰāĻ•āĻžāϰāĨ¤

4. “No other boy is so good as he.”–āĻ “in the class” āĻŦāĻžāĻĻ āϝāĻžāĻ“āϝāĻŧāĻžāϰ āĻĢāϞ⧇ āĻ•ā§āϞāĻžāϏ⧇āϰ āϏ⧀āĻŽāĻžāύāĻž āĻ…āĻĒā§āϰāĻ•āĻžāĻļāĻŋāϤ āĻĨāĻžāϕ⧇āĨ¤

5. “He is a good boy in the class.”–āĻ “good” āĻŽāĻžāĻ¤ā§āϰ āϏāĻžāϧāĻžāϰāύ āĻĒā§āϰāĻļāĻ‚āϏāĻž, āφāϰ “best”–āĻāϰ āĻĒāϰāĻŋāĻĒā§āϰ⧇āĻ•ā§āώāĻŋāϤ āĻšāĻžāϰāĻžāϝāĻŧāĨ¤

6. āϏāĻ āĻŋāĻ• āĻŦāĻžāĻ•ā§āϝ āĻ—āĻ āύ⧇ āϏāĻ āĻŋāĻ• āĻ•ā§āϰāĻŽāĻŋāĻ• āĻŦāĻŋāĻ¨ā§āϝāĻžāϏ:
â€ĸ “No other boy in the class” (āĻŦāĻŋāώāϝāĻŧ)
â€ĸ “is as good as” (āĻ•ā§āϰāĻŋāϝāĻŧāĻž āĻ“ āϤ⧁āϞāύāĻžāĻŽā§‚āϞāĻ• āĻŦāĻŋāĻ­āĻ•ā§āϤāĻŋ)
â€ĸ “he.” (āωāĻ˛ā§āϞ⧇āĻ–āύ⧀āϝāĻŧ āĻĒ⧁āϰ⧁āώ, āĻŦā§āϝāĻ•ā§āϤāĻŋāĻ—āϤ āϏāĻ°ā§āĻŦāύāĻžāĻŽ)

āϏāĻ‚āĻ•ā§āώ⧇āĻĒ⧇, “No other boy in the class is as good as he.” āĻŦāĻžāĻ•ā§āϝāϟāĻŋ āĻļāĻŦā§āĻĻāĻŋāĻ• āĻ“ āĻ­āĻžāĻŦāĻ—āϤāĻ­āĻžāĻŦ⧇ “the best boy in the class”–āĻāϰ āϏāĻ āĻŋāĻ• āχāĻ‚āϰ⧇āϜāĻŋ superlative āϰ⧂āĻĒāĻžāĻ¨ā§āϤāϰāĨ¤

Summary
āĻŦāĻžāĻ•ā§āϝāϟāĻŋāϤ⧇ superlative āĻĒā§āϰāĻ•āĻžāĻļ⧇āϰ āϜāĻ¨ā§āϝ “no other â€Ļ is as â€Ļ as” āĻ•āĻžāĻ āĻžāĻŽā§‹ āĻŦā§āϝāĻŦāĻšāĻžāϰ āĻ•āϰāĻž āĻšāϝāĻŧ⧇āϛ⧇, āϝāĻžāϤ⧇ “in the class” āĻ…āĻ‚āĻļ āĻ…āĻ•ā§āώ⧁āĻ¨ā§āύ āĻĨ⧇āϕ⧇ āĻļā§āϰ⧇āĻˇā§āĻ āĻ¤ā§āĻŦ⧇āϰ āĻĒāϰāĻŋāϏāϰ āĻ¸ā§āĻĒāĻˇā§āϟ āĻšāϝāĻŧāĨ¤