题目内容：

My grandpa often takes a walk after supper.(一般疑问句)

优质解答

正确答案：Does your grandpa often take a walk after supper?
解析：不含be与情态动词的句子改为一般疑问句时首先提前助动词,因为主语是三单,所以提前does,并把原先的三单动词还原.不明白可以继续追问.