请选择ABCD(E)f'{4\9V0D'z7i2r0qPeter is having a lesson.8c6b7`/k1\
A. He should listen to the teacher.8c6b7`/k1\
B. He should talk with his friends.8c6b7`/k1\
C. He should play with his toys.8c6b7`/k1\
D. He should run away.8c6b7`/k1\