Answer:
Punctuation is best described at the end of the sentence.
1. AROUND - adverb (It relates to the word looked in the sentence. The word around tells how he and his friends looked.)
2. BEFORE - adverb (The word before is an adverb when it is not followed by a noun, and preposition if it is followed by a noun. In this case, it is an adverb.)
3. into
4. at
5. in
6. on, around
7. for, of
(in)correct, in meaning not in (latin or greek)
1. Incorrect
2. Incorrect
3. Correct
4. Incorrect
5. Correct
6. Correct
7. Incorrect