[单选题] Local people usually see tourism as a cultural and________ factor．

1、[单选题]As in any business，there must be one person called ________who is highly trained，capable of directing a complex successful hotel．

• A、assistant manager
• B、resident manager
• C、vice manager
• D、general manager

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2、[单选题]In October 1970, the Rail Passenger Service Act ______.

• A、put into practice
• B、was put inot practice
• C、was practice
• D、practised

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3、[单选题]The removal of coral, either for souvenirs collected by the public or for commercial sale by tourist enterprises, ______ some coastal regions of Australia and elsewhere.

• A、develops
• B、threatens
• C、promotes
• D、improves

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4、[单选题]Charter services do not operate according to _____.

• A、middleman's orders
• B、charted routes
• C、agreed practices
• D、published timetables

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5、[单选题]technological rather than psychological

• A、knowledge
• B、preservation
• C、development
• D、and

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