【题目】— What are Lucy and Lily doing? ( )
— They’re ________ the music.
A. hearing B. hearing to C. listening D. listening to
【答案】D
【解析】
略

【题目】— What are Lucy and Lily doing? ( )
— They’re ________ the music.
A. hearing B. hearing to C. listening D. listening to
【答案】D
【解析】
略