( )In the second paragraph, the author uses the example of “You’re a lucky dog” to show that ______________.(本题2.0分) A、 the speaker of this sentence is just being friendly B、 this saying means the same as “You’re a lucky guy” or “You’re a lucky gal” C、 sometimes the words used by a speaker give a clue to the feeling behind the words D、 the word “dog” shouldn’t be used to apply to people