重要
why
/waɪ/📚 158 143 5中考高考You use why in questions when you ask about the reasons for something. 为什么 (用于提问原因)
adverb [疑问副词]（用于问句）为什么，为何；（反问，表示不必）何必；…的原因；为什么（不）；为什么（表生气或恼火）
Why have you marked this wrong?
noun [抽象名词]理由，原因
Explain why you didn't telephone.
interjection [惊讶]哎呀
'I wonder why?' she mused.
单词造句:
特殊疑问词
what/when/which/where/who/whose…