The past tense marker“-ed”is pronounced as/t/in the following w

The past tense marker“-ed”is pronounced as/t/in the following words EXCEPT ______.
A、enabled
B、worked
C、jumped
D、helped
【正确答案】:A
【题目解析】:本题考查第三章词素变体的基本内容,单词在不同情况下发音不同,-ed在/ p, k/后面读/t/,在/m,n,?,l/后面读/d/,因而选择A项enabled.