Drugs may infect (city blocks).Logical formLearned from2 sentences. A woman may be infected with a virus.Logical formLearned from2 sentences. A nick of skin may infect a worker.Logical formLearned from2 sentences. A female may infect some (crew members).Logical formLearned from2 sentences. A boy may be infected at birth.Logical formLearned from2 sentences. A boy may be infected by a virus.Logical formLearned from2 sentences. A virus may infect a baby.Logical formLearned from2 sentences. A (flight attendant) may infect some (crew members).Logical formLearned from2 sentences. A person may infect some files.Logical formLearned from2 sentences. An agent may infect a body.Logical formLearned from2 sentences. A virus may infect segments of a (business community).Logical formLearned from2 sentences. Some participants may be infected.Logical formLearned from2 sentences. Infants may be infected.Logical formLearned from2 sentences. A rivalry may infect some medical centers.Logical formLearned from2 sentences. A shape of a (protein molecule) may prevent a virus from infecting a cell.Logical formLearned from2 sentences.