Do you know how many people have walkde on the moon?为什么这句话只能用现在完成时?

来源：学生作业帮助网编辑：六六作业网时间：2025/01/11 12:09:43

Doyouknowhowmanypeoplehavewalkdeonthemoon?为什么这句话只能用现在完成时?Doyouknowhowmanypeoplehavewalkdeonthemoon?为

Do you know how many people have walkde on the moon?为什么这句话只能用现在完成时?
Do you know how many people have walkde on the moon?为什么这句话只能用现在完成时?

Do you know how many people have walkde on the moon?为什么这句话只能用现在完成时?
因为从过去到现在一共有多少登陆月球的,是发生在过去,一直持续到现在,并且还有可能继续下去,还没有结束,所以用现在完成时.

因为提问的时候，【在月球上行走】已经是做过的事情了，相对于现在，已经完成了

How many color do you know? HOW MANY COLORS DO YOU KNOW? how many dinosaurs do you know? How many documentaries do you know? 首字母填空how many f--- do you know about Zhalong? How many animals do you know 汉语意思还要回答 How many kinds of flowers do you know?的回答 How ( ) do you know about headaches?many还是much? How many holidays do you know from this passage是什么意思 How many f____ do you know about Zhalong? How many drinks do you know?怎么回答 How many drinks do you know?的答句? How many of football competitions do you know? how do you know How do you know? ( )interesting stories do you know?A,how much B,how many C,how often 为什么用How much do you know about her?而不用How many do you know about her? 1.Do you know how many people live there 这句话中的Do you know 插入语对吗?