问答题

According to the passage, which of the following can describe the relationship between the handset and network service best?
A．They are independent but intertwined.
B．They are collaborative partners.
C．They are competitive rivals.
D．They are of the mutual benefit.

A.They
B.
B．They
C.
C．They
D.
D．They
E.

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What can be inferred from the last paragraph?
A．Branding and advertising are the main strategy for pushing sales.
B．Gadget-makers have confronted difficulties in promoting their idea.
C．Some gadget-makers fail to offer services as they have promised.
D．Some gadget-makers are cheating the customers by inferior goods.

A.Branding
B.
B．Gadget-makers
C.
C．Some
D.
D．Some
E.

According to the passage, the American health-care system______.
A．is working smoothly
B．is the best system in the world
C．is not working efficiently
D．in on the point of collapses

A.
A．is
B.is
C.is
D.in