The sentence “They saw her duck.” is ambiguous due to（ ）.

The sentence “They saw her duck.” is ambiguous due to（ ）.
A、grammatical context
B、lexical context
C、antonymy
D、homonymy
【正确答案】：D
【题目解析】：本题考查同形同音异义关系也是引起歧义的原因之一。duck有两种理解方式，一种是指鸭子。一种是指躲开。题中的句子，如果要消除歧义，需要语境的改变，可将原句改为：They saw her duck swimming in the river.（他们看见她的鸭子在河里游泳。）所以本题选D。