______ assimilates one sound to another by “copying”a feature of a sequential phoneme, thus making the two phones similar.
A、The assimilation rule
B、The deletion rule
C、The sequential rule
D、The basic unit
【正确答案】：A
【题目解析】：The assimilation rule assimilates one sound to another by “copying”a feature of a sequential phoneme, thus making the two phones similar.