英语翻译4.我决定亲自恭祝他升为学生会主席.（chairman of the Students Union）(congr

4.我决定亲自恭祝他升为学生会主席.
（chairman of the Students Union）
(congratulate)I decided that I would by myself congratulate him on having been chosen to be chairman of the Students Union
5.她在论文中提到了这个问题,但没有做深入分
析（analysis）（refer to）.She briefly referred to the problem in the essay but didn't into a detailed analysis of it.
6.这种新软件既操作简单又具有强大的功能.（
combine）This new software is easy to operate and is combined with powerful functions.