優(yōu)選答案I think it necessary for students to have examinations .
First,through examinations students can check their results of studies.Besides,examinations can strengthen a person's sense of cometitions.Above all,in my opinion,excellent talents can be chosen by taking examinations because examinations is the only fair and proper way to seek talents for the construction of the country at present.
So I am for the system of examinations .It is not only fair and right but also it"s esential for our society and beneficial to the development of our country.