3、Jim used to be outgoing and energetic.（对outgoingand energetic提问）
问题描述：
3、Jim used to be outgoing and energetic.（对outgoingand energetic提问）
____did Jim use to be____?
答
What did Jim use to be like?为什么要用what不用how？最后是介词like，也因此疑问词不能用疑问副词，只能用疑问代词。就像 What's the weather like?= How is the weather?