他进入教室时，所有人的目光都转向了他。

All eyes turned to him as he ___entered the classroom.

她决定参加这个项目，希望能学到新技能。

She ___enters the project with hopes of learning new skills.

请在这里输入你的用户名和密码。

Please ___enter your username and password here.

老师把学生成绩录入系统。

The teacher ___enters the students' grades into the system.