The sentence “I like Mary better than John" is ambiguous due to

The sentence “I like Mary better than John" is ambiguous due to ______. （ ）
A、grammatical context
B、polysemy
C、antonymy
D、hyponymy
【正确答案】：A
【题目解析】：本题考查第八章语境的作用中产生歧义的几种原因：grammatical structure，homonymy，polysemy。题干中可以翻译为我比Jean 更爱Mary，也可以理解为我爱Mary比爱Jean多。因此在语法方面，这句话有两种翻译，构成了歧义，因此选择A项。