Students who don’’t work hard__________(将来要面对惨淡的前途)．

A．there is no fundamental difference between, professors and priests though they differ in their merits
B．professors at the University of Pennsylvania used to wear black suits which made them look like priests
C．professors are a group of professionals that differ in their academic ability but behave in. the same way
D．professors are like priests wearing the same kind of black gown but having different roles to play

A．It gives a 30% .discount to all customers.
B．It is run by Mrs. Winter’’s husband.
C．It hires Mrs. Winter as an adviser.
D．It encourages husbands to shop on their own.