-Dr johnson,together with his assistants,is coming to visit our school.
问题描述：
-Dr johnson,together with his assistants,is coming to visit our school.
-oh,_______?
Aare they B is he C does he D do they
答
together with 跟and不一样 用了之后主语还只是together with前面的那个物体 不包括后面with的东西 所以这里句子主语是Dr Johnson,所以回答里面反问用is he