----Where is Tom?----He’s left a(n) _____ saying that he has something important to do.
Andrew’s singing ______ song.It's _______ American song.
单词辩音,选择划线部分读音不同的选项(共5小题,计5分)
— How are you? — I’m not ________.
Listen, a small number of students ______ in the classroom.
Can you call me when you ________ home?