______ is a branch of grammar which studies the internal structu

______ is a branch of grammar which studies the internal structure of words and the rules by which words are formed.
A、Morphology
B、Phonology
C、Semantics
D、Syntax
【正确答案】：A
【题目解析】：形态学是语法的一个分支，它研究单词的内部结构和单词形成的规则。