Most senior high school students are working hard day and night to pass the college entrance examination, gaining ____ to a university.
Usually there is a blackboard on the front wall in the classroom, _________there is a slogan.
Finding the ______look on the student’ s face, the professor felt _____about his explanation.
The ancient village, ______ they visited during a recent trip, is the only tourist attraction ______ is well protected without any damage.
The director is going on business next week and the department will be left ______Jack.
During adolescence--- ______time of life between child and adult, teenagers want to be __________part of the group.