Students can be nervous.Logical formLearned from20 sentences. Whispers can be nervous.Logical formLearned from20 sentences. A function may pertain-to a central nervous system.Logical formLearned from20 sentences. A dog can be nervous.Logical formLearned from20 sentences. A role may pertain-to a central nervous system.Logical formLearned from20 sentences. A disease may attack a nervous system.Logical formLearned from20 sentences. A nervous system can be global.Logical formLearned from20 sentences. Democrats can be nervous.Logical formLearned from20 sentences. A (novice skier) can be nervous.Logical formLearned from20 sentences. Problems can be with a nervous system.Logical formLearned from20 sentences. A driver can be nervous.Logical formLearned from20 sentences. A male can be a nervous wreck.Logical formLearned from20 sentences. Workers can be nervous.Logical formLearned from20 sentences. A calm can be nervous.Logical formLearned from20 sentences. Allies can be nervous.Logical formLearned from20 sentences.