It is recommended to have the cooling system checked when ______.
A. you buy a new car
B. summer is coming
C. the engine oil is replaced
D. the brakes are out of order
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Which of the following statements is TRUE according to the cancellation policies？
A. You can use part of the ticket price for future travel.
B. You can refund the money from the booking office.
C. You can keep the booking effective for one year.
D. You cannot cancel your booking in any case.
To get familiar with the parts of a new car, the owner should ______.
A. regard the car as a new-born baby
B. have the car serviced before driving it
C. read through the instructions carefully
D. examine all of the parts of the new car
以下哪个是专用IP地址？——
A. 153．16．1-153．16．255
B. 173．16-173．3l
C. 192．168．0-192．168．255
D. ll
If you have any problems during a trip, you should ______.
A. ask for a refund
B. change your itinerary
C. call the booking office
D. return the ticket to the office
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