Question

【题目】Bob likes history because it's interesting. (提问)
Bob like history?

Answer 1

【答案】Why；does
【解析】句意：鲍勃喜欢历史因为它有趣。对于“because”引导的答语，应用“why”来提问原因。主语是第三人称单数，助动词用三单形式does。故填Why does。