试题详情
—Do you often hear John ______ in his room?
—Listen! Now we can hear him ____ in his room.
- A、sing, to sing
- B、sing, sing
- C、sing, singing
- D、to sing, singing
知识点
参考答案
采纳过本试题的试卷
—Listen! Now we can hear him ____ in his room.