日韩欧美亚洲 _ 欧美亚洲一区 _ 日本亚洲欧美 _ 亚洲精品欧美国产白袜脚足J棉袜在线观看_亚洲熟妇av一区二区三区_久久天天躁狠狠躁夜_精品众筹模特私拍在线

名詞解釋

Language

答案： Language is a system of arbitrary vocal symbols used for hum...

你可能感興趣的試題

Speech community

答案： Speech community is thus defined as a group of people who fo...

An illocutionary act

答案： An illocutionary act is the act of expressing the speaker’s ...