"not sure if he" vs "not sure if he has"

Question

"not sure if he" vs "not sure if he has"

Both phrases are correct, but they are used in different contexts. 'Not sure if he' is commonly used when the speaker is uncertain about something the person did or said, while 'not sure if he has' is used when the uncertainty is related to possession or completion of an action.

Last Updated: March 21, 2024

This phrase is used when expressing uncertainty about a specific action or statement made by someone. It is often followed by a clause or explanation.

Examples:

I'm not sure if he understood the instructions.
Not sure if he meant to be rude.
She's not sure if he will come to the party.

Alternatives:

not sure if he knows
not sure if he realizes
not sure if he remembers
not sure if he heard

This phrase is used when expressing uncertainty about whether someone possesses something or has completed an action. It is often followed by a noun or verb phrase.

Examples:

I'm not sure if he has the key.
Not sure if he has finished his homework.
She's not sure if he has left yet.

Alternatives:

not sure if he possesses
not sure if he owns
not sure if he completed
not sure if he did

Answer 1

not sure if he

This phrase is correct and commonly used when the speaker is uncertain about something the person did or said.

Answer 2

not sure if he has

This phrase is correct and commonly used when the uncertainty is related to possession or completion of an action.

"not sure if he" vs "not sure if he has"

not sure if he

not sure if he has

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