no
A sentence cannot end with the word "the". Hmmm, wait a minute.
Yes. There is no English word that cannot end a sentence.
The word "incidentally" can be used at the end of a sentence. You can make the sentence "This was done incidentally.".
Ending a sentence with the word "at" is generally not considered correct grammar. It is better to rephrase the sentence to avoid ending it with a preposition like "at."
No, if you end a sentence with the word of, it would be an incomplete sentence. There will always be other words or at least one word that follows the word of in a sentence.
No.
No, the word after the end of a quotation is not capitalized unless it is a proper noun or the first word of a new sentence.
Yes.
No!?.
Anaphora-----------PalindromeMadam I'm Adam
Serious answer: Wait as the car draws near. Non-serious answer: This sentence will end with the word 'near'!
No, it's a noun. Incidentally, "end of the week" is not a sentence, it is a phrase.
An additional period is not necessary at the end of a sentence that ends in the word "inc."