1．老板进来时他假装在看一件重要的文件。(wasdoing...when...)
问题详情：1．老板进来时他假装在看一件重要的文件。(was...)________________________________________________________________________________________________________________________________________________2．你...
问题详情：1．老板进来时他假装在看一件重要的文件。(was...)________________________________________________________________________________________________________________________________________________2．你...