Pls helped or im screwed beyond anything. What part of speech is the word "have," in the sentence "She must have been angry with him?"

The author attributes papa's unforgivable behavior to which of the following? a. the painful memories connected with his 9-month ordeal in south dakota b. papa's increasing addiction to alcohol c. papa's unfulfilled need to be in charge of something and/or someone d. mama's emotional distance from papa

Which statement is general rather than specific? a) "marian anderson was one of my favorite singers." b) "next thing you know, everything changed for marian." c) "she was born in philadelphia, the oldest of three girls." d) "marian's remarkable life story was an inspiration to me."

Is my mailman likes to read peoples mail. all mailmen like to read peoples mail an example for hasty generalization