Free morphemes are( ) of other morphemes. They have complete mea

Free morphemes are( ) of other morphemes. They have complete meanings in themselves and can be used as free grammatical units in sentences.
【正确答案】：INDEPENDENT
【题目解析】：本题考查自由语素。自由语素是独立于(independent)其他语素的。它们本身具有完整的意义，可以作为句子中的自由语法单位使用。