A.INSERTINTO选课VALUES("02080111","103",80)
B.INSERTVALUES("02080111","103",80)TO选课(学号,课程号,成绩)
C.INSERTVALUES("02080111","103",80)INTO选课(学号,课程号,成绩)
D.INSERTINTO选课(学号,课程号,成绩)FROMVALUES("02080111","103",80)