The students of Class 4 ____ a lesson nowis having are having hav_英语解答

The students of Class 4 ____ a lesson now
is having are having have

人气：114 ℃　时间：2020-01-25 05:45:39

解答

选are having
因为主语是复数（the students）,且时间是“now”,用现在进行时.