when he left is a question .请问这句话中,WHEN 是做什么句子成分

when he left is a question .请问这句话中,WHEN 是做什么句子成分 He saw a note ____ on his desk when he came back.A.was left B.is left C.left D.leaving 一片英语阅读理解 An old man died and left his son a lot of money.But the son was a foolish young man,and he quickly spent all the money,so that soon he had nothing left.Of course,when that happened,all his friends left him.When he was qu 25.He had just left the room____.A.when rained25.He had just left the room____.A.when rained B.when raining C.when it is rained D.when it rained He is going to be a computer programmer when he ___collegeA finishes B starts C left D begins How long is it since he () his hometown?He () for nearly 10 years.A left;left Bhas left ;has leftChas left ;has been left Dleft ;has been left --bob has gone to california.-oh,can you tell me when he a.has left b.left,c.is leav...--bob has gone to california.-oh,can you tell me when he a.has left b.left,c.is leaving d.would leave.选哪一个? When he arrive at the station,the train______.A,has left B,left C,had left D,leaves 英语翻译He did his mother a great wrong when he left home without telling her. He left his affairs in a complete shambles when he died. when is Tom? He's left a message saying that he has something important to do.请问怎么翻译,特别是那个when ,不是什么时候是意思吗,在这里怎么翻译 when he left,his mother ( )(cook). Do you know when he left?这里为什么用left What do you think ---left in his classroom?A.he wasB.he'sC.himD.he is I got my best g___ when I left school.--He has passed the exam.--How l____ he is .I got my best g___ when I left school--He has passed the exam.--How l____ he is . The key______on the table when I leave.A.was left B.will be left C.is left D.has been left最好写上理由, the key __ on the table when i leave A.was left B.will be left C.is left D.has been left The key （ ）on the table when i leave.A:was left B:is left C:will be left D:has been left