分类：教育/科学-升学入学-高考
问题：选择哪一个更好？Amydidn’theartheknockont 
 Amy didn’t hear the knock on the door because she was completely _____ in her reading. A. involv B. engaged C. lost D. trapped 
回答：be  involved in 被卷进
engaged 被雇佣
be lost in沉浸于 
be trapped in被陷入困境
C是正确的.她没听见外面的声音是因为沉浸于书中