— Mary, you don’t look very happy today. What’s up?— Oh, ______. I don’t think I can get that new job.
All of my teachers but the math teacher ______ he cheated in the exam.
The teacher told us that everyone has an important role ________in protecting the earth from________.
When I enter this classroom, I always feel the ______ pressure of study, for I have so many opponents to compete with.
Those who failed to get into the art exhibition ________ disappointed as many of the artists who should have appeared did not come.
It was at the airport _____ was completed last year _____ he worked as a volunteer helping foreigners in need of translation service.