1． He was arrested by the police, and we couldn’t believe the fact that ____________________ (他卷入了那宗谋杀案)。
　　2．It is quite strange that she _______________ (居然离开)without telling us in advance.
　　3．A company would have to ___________________ (让员工下岗)if it is in financial difftculties.
　　4．Because his family couldn’t afford his fee, Jim had to ____________________ (辍学)。
　　5．____________________ (飞机一降落)when the people ran toward it to welcome the president.
　　答案：
　　1． He was arrested by the police, and we couldn’t believe the fact that he was involved in the murder (他卷入了那宗谋杀案)。
　　(本题考查短语“卷入”be involved in)
　　2．It is quite strange that she should have gone away (居然离开)without telling us in advance.
　　(本题考查虚拟语气，固定句型It is quite strange that 从句中要用should + have done的虚拟语气，表示“竟然，居然”)
　　3．A company would have to lay off its employees (让员工下岗)if it is in financial difftculties.
　　(本题考查短语“让…下岗”的表达方法是lay off)
　　4． Because his family couldn’t afford his fee, Jim had to drop out of school (辍学)。
　　(本题考查短语“辍学”的表达方法是drop out of school)
　　5．Hardly/Scarcely had the plane landed (飞机一降落)when the people ran toward it to welcome the president.
　　(本题考查短语“一…就…”的表达方法用hardly when 或scarcely when，hardly 或scarcely 等表示否定的副词放在句首，句子要部分倒装，把助动词提前)