课上认真听老师讲课,按时交作业.用英语怎么说?要正确的,不要乱抄袭

问题描述:

课上认真听老师讲课,按时交作业.用英语怎么说?要正确的,不要乱抄袭

Listen to the teacher carefully in class and hand in the homework on time.