Some students may participate in a class.Logical formLearned from6 sentences. A person may participate with others.Logical formLearned from6 sentences. Students may participate in simulations.Logical formLearned from6 sentences. Scientists may participate in a workshop.Logical formLearned from6 sentences. Individuals may participate in clinical trials.Logical formLearned from6 sentences. A person may participate in clinical trials.Logical formLearned from6 sentences. A person may participate in an expedition.Logical formLearned from6 sentences. Some physicians may participate.Logical formLearned from6 sentences. Persons may participate in a meeting.Logical formLearned from6 sentences. Some persons may participate in programs.Logical formLearned from6 sentences. Students may participate in a class.Logical formLearned from6 sentences. Volunteers may participate in a program.Logical formLearned from6 sentences. Students may participate in a competition.Logical formLearned from6 sentences. A person may participate in an evaluation.Logical formLearned from6 sentences. (Blood drive) may participate in a (blood drive).Logical formLearned from6 sentences.