【单选题】 Peers are one of the ______ agents of socialization.
A．formal
B．indirect
C．primary
D．personal

【单选题】 Which of the following titles is most appropriate for this passage
A．The Greedy Wholesalers
B．The Wholesalers in the Public Eye
C．A Retail Market with Wholesalers
D．Can We Do without the Wholesaler

【单选题】 Erosion that is a slow process, but it constantly changes the features on the surface of the earth.
A．which is
B．although
C．being
D．is

【单选题】 If you had done as I told you, this______.
A．should have not happened
B．would not have happened
C．did not happen
D．had not happened

【单选题】 Depression that inflicts people who believe their lives lack content when the rush of the busy week stops referred to by a prominent psychiatrist as Sunday Neurosis.
A．has been referred to by a prominent psychiatrist
B．has been referred to as by a prominent psychiatrist
C．a prominent psychiatrist has referred to it
D．it has been referred to by a prominent psychiatrist