Manyastudent _____thatmistakebefore.

________, they had no chance of winning the war.[ ]

What did John say about leaving the city?—He said he disliked the place so he had no _____ about leaving so soon.

对下列各句使用的修辞方法判断有误的一项是

_____ all my colleagues, I’d like to show all my sincere thanks to you for your devotion to our research