-May Day is drawing near. Are you going home for the holiday?-I haven’t decided ye

问题补充：

---- May Day is drawing near. Are you going home for the holiday?

---- I haven’t decided yet. I go home, but it all depends.

A. may B.need C.willD must

答案：

解析：考查情态动词的辨析。May表猜测和征求别人的意见；need 表示需要；must 表示“必须，一定”都不吻合句意；will 此处表示说话人的意愿。