__________ many students have known about the news, you, as our monitor, had better announce it officially in front of all the students.
Mark said that he was unfit for the job, so he decided to _____ from the company.
—If not controlled, some terrible diseases will spread in the stricken areas after the terrible earthquake. —So people there are in _____ need of medical teams.
Foreign trade, the ____ of goods between nations, takes place for many reasons.
The famous professor’s lectures, though ____ informal, are considered far more informative and interesting.
____ through Africa, the infectious disease jumping from children to adults killed 1,000 people.