A．fountain
B．obtain
C．contain
D．maintain

A．a discount for becoming members
B．a box which fits nearly into most car
C．a selection of parts which may be needed
D．a chance to rent a car cheaply

A．There are less opportunities today to start a business because customers are always dissatisfied.
B．There are many opportunities today to start a business with a simple reason.
C．Customers’ dissatisfaction means you can start a business to satisfy them.
D．Never start a business if customers are dissatisfie