Idon'tknowhowwecanmake________onthetimetableforanymorecourses.

Seniormembersofthestaffcompetedeagerly________thepositionofsalesmanagerinthecompany.

The wealth of a country should be measured ________ the health and happiness of its people as well as the material goods it can produce.

Attendanceatfootballmatcheshave_____sincethecomingoftelevision.

Each year in the United States, many black teenagers _______ of school, either because they cannot keep up or they have to work to support their family.