“Everyone knew that stress caused ulcers, before two Australian doctors in the early 80s proved that ulcers are not caused by stress, but by a bacterial infection”Describe why this sentence can be considered a problem for the analysis of the verb to know (which you discussed in the previous question)..
Question 1 [3 points; 150 words] The following two groups of sentences differ in an important way in their sets of presuppositions. Explain in a few lines what the difference is in the presuppositions of sentences in (a)-(c) and those in (d)-(f). (a) I feel sorry that it rains (b) I know that it rains […]