This is a book, which I dare say, is unequaled as far as translation practice is concerned.
就翻译训练而言我认为这是一本无出其右的好书。
I dare say you are right.
我认为你是对的。
I dare say it will rain on Monday because I'm beginning my holiday.
我想星期一或许会十下雨,因为我将开始休假。
I dare say anything he had to say in the lecture would have been old stuff to you but since I'm not an anthropologist I found it very interesting and informative.