国家开放大学 / 人文英语4
How can he _ _ _ _ _ _ _ _ _ _ _ _ _ if he is not _ _ _ _ _ _ _ _ _ _ _ _ _ ?
A. be listening; heard
B. listen; hearing
C. hear; listening
A. be listening; heard
B. listen; hearing
C. hear; listening
参考答案:
佳题速递: