A checkup can be compulsory.Logical formLearned from4 sentences. Scores can be compulsory.Logical formLearned from4 sentences. A (service system) can be compulsory.Logical formLearned from4 sentences. Steps can be compulsory.Logical formLearned from4 sentences. Schools can be compulsory.Logical formLearned from4 sentences. Physical training can be compulsory.Logical formLearned from4 sentences. A male may complete a compulsory military service.Logical formLearned from4 sentences. (Bicycle helmets) can be compulsory.Logical formLearned from4 sentences. (Health insurance schemes) can be compulsory.Logical formLearned from4 sentences. Teaching of a language can be compulsory.Logical formLearned from4 sentences. A sport can be compulsory.Logical formLearned from4 sentences. A lead can be in compulsory figures.Logical formLearned from4 sentences. Compulsory education can be for boys.Logical formLearned from4 sentences. A (resident register) can be compulsory.Logical formLearned from4 sentences. (Water meters) can be compulsory.Logical formLearned from4 sentences.