无码高清视频|成人自拍视频|欧美成人午夜无码A片秀色直播|草美女视频网站|美女被操网站在线观看
首頁
網(wǎng)課
桌面端
搜標(biāo)題
搜題干
搜選項
0
/ 200字
搜索
判斷題
A phoneme is the smallest distinctive sound unit, incapable of change in different phonetic environments.()
答案:
錯誤
點擊查看答案解析
你可能感興趣的試題
判斷題
Consonants vary depending on where and how the air stream gets through, the place and movement of the tongue, and also whether the voice is used or not.()
答案:
正確
點擊查看答案解析
判斷題
Vowels are formed mainly by the position of the tongue and, secondarily, by the shape of the lips and movement of the jaw.()
答案:
正確
點擊查看答案解析
微信掃碼免費搜題