She was on the point of going out________ the telephone rang.
A. while B. as C. before D. when
The runners are taking _______their positions on the starting line.
A. up B. in C. off D. on
There are plenty of jobs __________in the western part of the country.
A. predictable B. available C. considerable D. flexible
From the __________ expression on his face, I know everything is well under way.
A. satisfying B. satisfaction C. satisfied D. satisfactory
When we plan our vacation, mother often offers _______suggestions.
A. theoretical B. portable C. practical D. medical
Your suggestion is very good ____ theory, but___ practice it will not work.
A. in; in B. on; on C. in; on D. at; in