A strategy for identifying whether to use whose is . . .

1. Determine the context: Consider the sentence or phrase where the word "whose" is being considered. Look at the surrounding words or sentences to understand the overall meaning and purpose.

2. Understand the possessive nature: "Whose" is a possessive pronoun used to indicate ownership or association. It is used to refer to a person or thing that possesses or is associated with something else.

3. Identify the ownership relationship: Determine if the sentence or phrase is referring to the possession or association of one person or thing with another. This can be done by understanding the subject and object relationship within the sentence.

4. Consider the options: If the ownership or association is clear, "whose" can be a suitable pronoun choice. However, if the relationship is ambiguous or unclear, other options like "which" or "that" may be more appropriate.

5. Check grammar and sentence structure: Ensure that the sentence is grammatically correct and flows naturally with the use of "whose." Make sure the pronoun agrees with the noun it modifies, both in terms of number and gender.

6. Review alternatives: If unsure about using "whose," consider rephrasing the sentence or using alternative phrases to convey the intended meaning more explicitly.

7. Seek feedback: If in doubt, ask someone else to read the sentence or phrase and provide their understanding. Getting feedback from others can help identify any potential issues or points of confusion.

To determine whether to use "whose" in a sentence, follow these steps:

Step 1: Identify the noun that you want to show possessive form for.
Example: "The book belongs to the girl."

Step 2: Determine if the noun is a person or an object.
Example: In the given sentence, "girl" is a person.

Step 3: Check if you need to indicate possession.
Example: Yes, we want to indicate possession.

Step 4: Confirm if you need to use a relative pronoun.
Example: Yes, we need a relative pronoun to connect the noun and the possession.

Step 5: Decide if the noun is singular or plural.
Example: In this case, "girl" is singular, so we will use "whose".

Step 6: Construct the sentence using "whose" and the noun.
Example: "The book belongs to the girl, whose name is Emily."

By following these steps, you can identify whether to use "whose" to show possession in a sentence.