单项选择题

Most manufacturers’ guarantee just covers the repairs of your computer due to （）.

A．hardware damage
B．wrong operation
C．material faults
D．missing data

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热门试题

单项选择题

If there is any trouble with your computer, you can （）.

A．contact the manufacturer in person
B．write a letter to the service center
C．refer to the instructions provided
D．visit the service center online

单项选择题

To be a good salesman,the most important thing is to （）.

A．learn from different kinds of people
B．understand what people are thinking
C．see what people usually do in daily life
D．watch what changes people have made