Sure, let's go through each incomplete word or phrase step by step.
1. [tex]$\boxed{9-a \quad a}$[/tex]
This doesn't appear to be missing letters. It could be some form of placeholder or a code. Additional context would be needed for full resolution.
2. [tex]$\boxed{C \, mp \sim}$[/tex]
Here, the word seems to be missing both a vowel and a consonant. The complete word could be "Camp".
Completed word: Camp
3. [tex]$\boxed{Cr o o ord rile}$[/tex]
This appears to be missing a letter to form a coherent word or phrase. By examining the given pattern, it is reasonable to think of the word "Crossword puzzle".
Completed phrase: Crossword puzzle
4. [tex]$\boxed{z e \, braa}$[/tex]
This appears to be missing a letter to form a coherent word. By examining the given pattern, it is reasonable to think of the word "zebra".
Completed word: Zebra
5. [tex]$\boxed{\quad a \quad a \quad c \quad}$[/tex]
Without additional context, it's tricky. But guessing from common patterns, it could be "a cat".
Completed phrase: a cat
6. [tex]$\boxed{a \quad \quad \quad e}$[/tex]
The missing letters could form the word "are".
Completed word: Are
7. [tex]$\boxed{\quad a \quad \quad \quad 0}$[/tex]
This could likely be part of a decomposition or encoding which aligns letters to specific placeholders. With the limited context, it is suggested as "a 0".
Summary of completed words:
1. (No completion needed)
2. Camp
3. Crossword puzzle
4. Zebra
5. A cat
6. Are
7. A 0
