Ⅰ.单词拼写1.After the accident, he had ________ (治疗) in hospital.答案:treatment2.It is ________ (非法的) to possess a gun without a license. 答案:illegal3.Although all people could take part in the activity, most of the ________ (参与者) were young people.答案:participants[4.The police have discovered where the ________ (罪