He ____well we must call the doctorA don't feel B isn't feel C.is_英语解答

He ____well we must call the doctor
A don't feel B isn't feel C.isn't feeling D doen't feeling

人气：226 ℃　时间：2020-03-27 21:24:21

解答

正确答案是C
主语为单三,排除A
does为助动词,后接动词原形排除D
Is 为系动词,后接V-ing,排除B