introduction 請依母音發聲,選擇正確答案(依左a,右 b方式輸入) 如果答錯回答第二次的時候請回答兩次 如果沒聽清楚可以按Replay ntroduction Please according to the word pronunciation and choose the correct answer ( according to left a, right b choose the correct answer If the answer is wrong, please answer twice when answering the second time If you don’t hear clearly, you can press Replay
