It has been proposed that children differ from adults in that children license a conjunctive inference to disjunctive sentences that lack any licensing expression. The proposal is that children infer "A and B" from sentences of the form "A or B." Although children's conjunctive interpretations of disjunction have been reported…

This study investigated 5-year-old Mandarin-speaking children's comprehension of "wh"-questions, universal statements and free choice inferences. Previous research has found that Mandarin-speaking children assign a universal interpretation to sentences with a wh-word (e.g., "shei" 'who') followed by the adverbial quantifier…

Negative sentences with epistemic modals (e.g., John "might" not come/John "can" not come) contain two logical operators, negation and the modal, which yields a potential semantic ambiguity depending on scope assignment. The two possible readings are in a subset/superset relation, such that the strong reading ("can…