This isn't the only way to write this sentence.
You make a sentence only
No. You put only one period.
Only if the sentence is a question.
court only authorize mwe
The cat held his prey for only an instant.
Only ninety percent of me wants to answer this question.
That stream is not a branch; it is only a small tributary
The assumption was that the economy would only worsen .
Lucy and Tom only knew the reference number
The mountain cabin was ablaze for only a short time.
Well if you want to end the sentence, you would put ONLY one period. Example: I am watching T.V. you only put one period. If the word TV is in the middle of the sentence, you still do the same Example: I am watching T.V. with my mother today.
misspelled. And "That's".... you only put that.