Means the sentence is a question starting with "What about" or "How about"
[1]
 
Parts Composed of the characters mouth and Buddhist nun is an uncommon character but is composed of parts that you will see again as components of other characters: corpse and spoon..
Memory hook Resembles a Nun with hands folded in prayer. If you ask a Nun a question, expect her to ask you the same question in return.
Grammar Note
The character appears only at the end of a sentence. It makes the sentence a question starting with "What about..." or "How about..."
Dialog
ChineseliterallyEnglish
你好吗?you good (question)How are you?
好。你呢?good. you (question)(I'm) fine. How about you?
Self Test
 
[1] Kandro Rinpoche by Birrell Walsh from http://commons.wikimedia.org/wiki/File:Khandro_Rinpoche.jpg, flipped horizontal, under license: Creative Commons Attribution 2.0