HARRY: i have gift for my mother
CORRECT: I have a gift for my mother.

EXPLANATION: 'I' is always written in capital. Don't forget to use article 'a' for unspecific noun.

Moreover, the expression "Have a gift for" means "having a natural talent for doing something".

Here's some examples:

1. You have a gift for drawing portraits.
2. Harry has a gift for memorizing scientific facts.

>>>

HARRY: you need to have an open mind
CORRECT: You need to have an open mind.

EXPLANATION: The first word in a sentence always begins in a capital letter. Don't forget to put a period at the end of the sentence.

>>>

HARRY: harry potter usally bend the rules
CORRECT: Harry Potter usually bends the rules.

EXPLANATION: Names of person begin with a capital letter. Be careful with the correct spelling of words. Singular subject requires singular verb.

>>>

Hello, Harry! You did a great job using the expressions in your sentences! Keep it up! Just remember to start your sentences with a capital letter and to end it with the punctuation mark period (.) Also, be careful of the spelling. You can always refer to the dictionary.

Good work, Harry! I look forward to reading your next homework!
Take care always and see you tomorrow!

Always cheering you on,
Teacher Kate