【单选题】
Quizzes are part of the lecture program to keep students engaged and keep them _________, for students to be able to check that they understood what was covered.
【简答题】
Translate the following sentence into ChineseAt the meeting, they discussed how to keep the lines of communication open between teachers and students.
【多选题】
All the students in our school ____________ in the hall to hear a lecture.
【单选题】
Please write a report()the above subjects are to be covered.
【单选题】
____ what the situation would be like, they decided to keep silent.
【单选题】
9. The goal is to keep this land alive, to ______ animal population and keep it growing.
【单选题】
Of course, talking about something which affects them personally is _____motivating for students.
【单选题】
6. What really ______ is that the teacher should be responsible for his students.
【单选题】
For college students, to take part in student union and other clubs and societies will exert a ( ) influence on their personality and life.
【单选题】
30. -May I borrow these three magazines? -____. You may keep them for two weeks.