我给他办公室打电话,但打不通的翻译：I called his Office, but I can't get through 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

I call to his office, but could not get through

I called his Office, but I can't get through

I give him the office to telephone, but cannot make a connection

I called to his office, but they could not get through

I called his Office, but I can't get through