发布时间 : 星期一 文章智慧树知到《英语精读与写作（二）》章节测试答案更新完毕开始阅读
emigrate
immigrate
migrant
答案:migrate
7、 The crime was very cleverly（）.
executing
executive
executed
execution
答案:executed
8、 The difficulty of a problem was ( ) terms of how long it took to complete.
defining in
defined as
defining as
defined in
答案:defined in
9、 Lack of confidence is a psychological（）to success.
barrier
capacity
component
ability
答案:barrier
10、 This dictionary is available in（）form.
electrical
electronic
electric
electronics