have never been to the great wall对never提问 ______ ________ _________have they ever been to

题目

have never been to the great wall对never提问 ______ ________ _________have they ever been to

答案

( How many times 多少次） have they ever been to the Great Wall ?
加油!不明白再问!如果帮到你,请采纳,谢谢!