"is not" - He ain't here. "are not" - They ain't neither. "has not" - He ain't been here in days. "have not" - Ain't you heard a thing I said?

I always thought it was a British thing.

a flock

"ST-HI"?

"What up?" is American urban ghetto slang. See "dawg", "peeps", and "nizzle".

Put a "my" in front of "explicitly", and ditch the first comma.

"Tell" can take an idirect object, but "say" cannot: "I told him to come." (good) "I said him to come." (bad) For this reason, "tell" suggests direct communication with a listener or listeners, whereas "say" may be used with or without a

both perfect

Ditch the first comma in #1. And you need the "my", no matter what. First because the sentence is already formal, and second because without the "my", you'd be suggesting that the package did the mentioning.

The rule we were taught is that titles of movies, books, paintings, and other bodies of artwork are all underlined when typed and italicized when published. (Of course, this was when italicization was something only a profession printer could