______ the students found the soldier’s idea interesting, the system was too difficult to be of practical use.
All morning as she waited for the medical report from the doctor, her nervousness _____.
The silence of the library _____ only by the sound of pages being turned over.
With the rapid growth of population, the city _____ in all directions in the past five years.
- How long _____ at this job ? - Since 1990.
— When will you come to see me, Dad ? — I will go to see you when you _____ the training course.