A. SELECT *FROM 教师表 WHERE (InStr([职称],"教授")=1 Or InStr([职称],"教授")=2)

B. SELECT *FROM 教师表 WHERE (Right([职称],2)="教授")

C. SELECT *FROM 教师表 WHERE (InStr([职称],"教授")<>0)

D. SELECT *FROM 教师表 WHERE ([职称]="教授")