Question

Hardly() i arrived at the office when the phone

Hardly() i arrived at the office when the phone rang

Answer 1

had I arrived

Hardly开头句子，前面的句子要倒装。
when the telephone rang是过去时，
Hardly（had I arrived） i arrived at the office when the phone rang
题目意思是我在电话响之前刚到办公室，所以要用过去完成时

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追问

我们之前是讲的用had 但现在老师说用did 到底那个对

追答

应该用过去完成时 就是had

追问

我感觉也是 谢啦