Which of the following would be the best title of the passage?
A．Reform. in Airline Industry
B．The Hidden Costs of Flying
C．Dispute Between Airlines and Regulators
D．Pricing Mechanism of American Airlines

未分类题It is indicated in Paragraphs 1 and 2 that______.A．the way for customers to pay is still limited so farB．several big retailers are planning to incorporateC．the name of the new network may be changedD．compatibility of the payment system is satisfactory

未分类题The core of disagreement between regulators and airlines is______.A．how much airlines should charge for extra feesB．how many charging items should airlines setC．how often should airlines improve the fee disclosureD．how open airlines should be about the pricing system

判断题手持应变仪常用于现场测量，适用于冲击试验。( )

未分类题According to the last paragraph, the author calls on the voters to______.A．punish ruling parties severelyB．overthrow the current governmentC．create disturbance in power industryD．strongly urge the politicians

判断题最大被测值宜在仪器满量程的1 2范围内。( )