The customers should______their orders by phone or email.A．reformB．confirmC．affirmD．inform

The service industry should view customers ________ God.

They regard ______ as their duty to provide the best service for their customers.A．thisB．w

News organizations should pay their own way when sendingstaff to ______ sporting or

On their arrival you should ______the following

Scientists should be kept ________ of the latest developments in their research areas.

They regard _________as their duty to provide the best service for their customers.