A、BETWEEN……AND……
B、>=
C、AND
D、NOT

A.Select*FromStudentWhereSex=’男’
B.Select*FromStudentWhereSex<>’女’
C.Select*FromStudentWhereSexLike’男’
D.Select*FromStudentWhereSexIn’男’

A.Select* From Student Where ZZMM=’党员’And ZZMM=’团员’
B.Select* From Student Where ZZMM=’党员’Or ZZMM=’团员’
C.Select* From Student Where ZZMM="党员"OrZ ZMM="团员"
D.Select* From Student Where ZZMM IN（’党员’，‘团员’）

A.Select* From Student Where Sex=’男’
B.Select* From Student Where Number NotIn（Select Number From Student Where Sex<>=’男’）
C.Select* From Student Where NumberIn（Select Numbe rFrom Student Where Sex=’男’）
D.Select* From Student Where Sex<>’男’

A.Select Count（1）From Student
B.Select Sum（*）From Student
C.Selec tAvg（*）From Student
D.Select Count（*）From Student

A.左外连接
B.右外连接
C.内连接
D.自身连接

A.Select *From Emp Where Job>="办事员"
B.Select* From Emp Where Job==’办事员’
C.Select* From Emp Where Job<>’办事员’
D.Select* From Emp Where Job!=’办事员’

A.elect * From Emp Where HirDate>='1981-1-1' And HirDate <='1981-12-31'  
B.Select * From Emp Where Between In '1981-1-1' And <'1981-12-31'
C.Select * From Emp Where Between In '1981-12-31' And <'1981-1-1'  
D.Select * From Emp Where HirDate>='1981-1-1' NOT HirDate <='1981-12-31'

A.Select * From Emp Where EmpNO  In('791','792','793') 
B.Select * From Emp Where EmpNO ='791' Or EmpNO='792' OR EmpNO='793' 
C.Select * From Emp Where EmpNO >='791' And EmpNO<='793' 
D.Select * From Emp Where EmpNO >'791' And EmpNO<'793'

A.Select * From Emp Where EmpNO Not In('791','792','793') 
B.Select * From Emp Where EmpNO !='791' AND EmpNO!='792' And EmpNO='793' 
C.Select * From Emp Where EmpNO <>'791' AND EmpNO<>792' And EmpNO=<>793' 
D.Select * From Emp Where EmpNO =!'791' AND EmpNO =!'792' And EmpNO =!'793'

A.Select * From Emp 
B.Select * From Emp Where EmpNO Like '%%' 
C.Select * From Emp Where Name = '%%' 
D.Select * From Emp Where Name Like '%%'