From specific to general, a conclusion should contain: (), (), (), ().①restatement of research purpose ②limitation and recommendation③implications and significance④synthesis of main results
From specific to general, a conclusion should contain: (), (), (), ().①restatement of research purpose ②limitation and recommendation③implications and significance④synthesis of main results
A.①④②③
B.①④③②
C.④③②①
D.④③①②
正确答案:①④③②