when is the trian arrived.“is在这里干什么用” is和arrived不就是两个动词?

When the doctors arrived,the old man ( ) A.is dying B.was de when do you think it is _____ he arrived here?. When i arrived Linda_ in the bed reading.A is lying B laid C The devanning time is two days after the vessel arrived Tom is the first person____ arrived at school today The so-Called arrived in also howeve is ending The-----(late)news is that he has arrived in Shanghai.用所给单词的 The train is about to start.这里用about干什么? it is not yet eight o'clock when he arrived home.什么从句? Wishing everthing is ok when arrived KL...请问这句话是什么意思,我很想知道, Do you know________ she is arrived? A. if B. when C. what Yesterday is gone and tomorrow has not arrived this is