A．devotedB．enteredC．absorbedD．participated

【C12】A．participationB．contributionC．involvementD．participant

A．medical school studentsB．businesses and manufacturesC．political campaign participant

【C11】A．devotedB．takenC．engagedD．fixed

【C17】A．recordedB．affordedC．absorbedD．accorded

【C13】A．promotedB．acceleratedC．absorbedD．accepted

Peter was______that there should be no misunderstanding on that point.A．devotedB．excitedC．