第411章 Lesson 20 American Sign Language
- 跟美国学生同步练阅读：Smart Reading（英文原版 Grade 1-8）
- (加)韦恩·埃弗里特
- 367字
- 2017-12-29 12:36:18
American Sign Language (ASL) is used by deaf American as well as by hearing-capable people who wish ...
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American Sign Language (ASL) is used by deaf American as well as by hearing-capable people who wish ...