Listen to the sentences carefully.

In class, you listen attentively, think seriously, raise your hand to speak actively, consciously observe discipline, finish your homework carefully, and your grades are among the best. May you continue to work hard and make further progress!

The students are listening to the teacher in the classroom. Some of them are listening attentively, some are writing with their heads down and taking notes in class, and some are holding books and looking thoughtfully.

The students were completely absorbed by Mr. Li's lecture. Judging from the expression on her face, they were absorbed in thinking, radiant, nodding and smiling.

You listen attentively in class, think seriously, and actively raise your hand to speak. After class, you consciously abide by discipline, finish your homework carefully, and get good grades. The teacher wants you to work harder, learn more relevant knowledge, strive for better grades and become a top-notch student.