A. To be very attentive
B. To be busy
C. To ignore someone
D. To be uninterested
Answer: To be very attentive
A. To be very attentive
B. To be busy
C. To ignore someone
D. To be uninterested
Answer: To be very attentive
Additional Information: 'Be all ears' means to listen attentively.
Subjects: Idioms and Phrases, Vocabulary