I’m going for a summer camp in Beijing next month. — ________.

No matter how frequently ________,the works of Beethoven still attract people all over the world[ ]

填入下面横线上的两句话，与上下文衔接最恰当的一项是( )泰山的南天门又叫三天门，创建于元代，至今已有六百余年。________，为“门辟九霄仰步三天胜迹，阶崇万级俯临千嶂奇观”。

I guess we’ve already talked about this before butI’ll ask you again just _______.

Can you help me with it–Sure. It’s so easy. can do it, I think.