单项选择题

When will a company renew an existing model

A．When it sells well and brings in a good profit.
B．When it needs improvement to meet the needs of users.
C．When some of its features have to be deleted.
D．When certain options have to be added.

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单项选择题

What is Cindy's chief responsibility now

A．Renewing promising car models.
B．Supervising production.
C．Doing market research.
D．Developing small cars.

单项选择题

According to the author, ______.

A．sometimes managers can take advantage of conflicts
B．the third party in the conflict should always be fair
C．in conflict, you can always tell which party is right and which is wrong
D．the manager must settle all kinds of conflicts as quickly as he can