Question

did you see any changes in his behavior punctuate sentence​

Answer 1

Did you see any changes in his behavior?

• We should use the capital letter at the beginning of the sentence.
• Always write the letter "I" in the capital.
• At the end of the sentence, we should always use a full stop (.), if it's a question, we should use a question mark (?).
• Punctuation marks are the symbols that are used to bring clarity to the sentences.
• Some of the common punctuation marks are full stop(.), the comma(,), an exclamation mark(!), question mark(?), colon(:), apostrophe('), etc.

Answer 2

Answer:

• Punctuation for the given sentence : Did you see any changes in his behavior?

• Here question mark (? ) is one of punctuation marks or symbols.

• Question mark is used to mean Interrogative Sentence.

• After adding punctuation mark it has turned into an example of Simple Past Tense. 'Did' is a helping verb of Past Indefinite Tense.