40. _______ got on the train when it started to move.
A. I rarely had

B. Scarely had I

C. No sooner I had

D. No sooner had I

原题解析：此题考查固定搭配：scarely...when...，意思是“一......就......”
此外，no sooner，hardly， scarely， barely置于句首时，句子需（部分）倒装。

参考译文：我刚上火车，火车就开了。