which is right:9 and 5 is 13 or 9 and 5 are 13?_英语解答

which is right:9 and 5 is 13 or 9 and 5 are 13?

人气：252 ℃　时间：2020-02-05 11:12:44

解答

9 and 5 is 13
前面的主语后跟单数,
也可以用9 plus 5 equals 13
说明：
9加5应该是14呀,