【論点72：二重否定】

① It is not without reason that he complains. ② No one can fail to notice the great changes of that city. ③ You can never hurt another without hurting yourself. ④ No problem is so difficult but it may be solved. = No problem is so difficult that it may not be solved. ⑤ There is not one of us but wishes to help you. ⑥ I don’t know but it is all true. ⑦ Nobody can be sure but that she is right. ⑧ I don't doubt but that he will do it. ⑨ The amazing progress made in science nowadays is such that hardly a day passes without our reading in the newspaper some accounts of a new discovery or invention. ⑩ It was not there. I was not in the least surprised. I am never surprised when I do not find things in my pockets. Long experience has taught me not to expect to find what I want in my pockets. But on the other hand, I rarely fail to find things I do not want. 【バットを飼い慣らす動画】https://youtu.be/jCxrbgjlqRY