选D,表示目的.要想赶上他们.It's good___you to share things with others and it's good___you to exercise every day.是写for;for吗？一次填写： of, for你真好，就说：it's good of you, it's nice of you 等等。 it's good for you to exercise everyday。意思是：每天锻炼身体对你有益处。Could you please tell me _______our tickets?A、where do we showB.where we do showC.where we to showD.where to show选D您能告诉我该在哪里出示我们的票吗？where 是宾语， to show 是宾语补足语。