题目

钛（Ti）被称为继铁、铝之后的第三金属，由TiO2制取Ti的主要反应有：①TiO2＋2C＋2Cl2TiCl4＋2CO②TiCl4＋2Mg2MgCl2＋Ti下列叙述正确的是A. 反应①是置换反应                  B. TiCl4在反应中做催化剂C. 反应①中TiO2是氧化剂             D. 反应②说明Mg比Ti活泼 答案：D Crosscountry aims to provide the most punctual service possible. However, when delays do occur, we will provide you compensation in line with our Passenger Charter and National Rail Conditions of Travel.If your train has been delayed by 30 minutes or more to the destination printed on your ticket, you will be entitled to compensation. You can rest assured that your journey is covered whatever happens.How much refund am I entitled to?The amount of compensation that you may be entitled to depends on the length of time your journey was delayed by:Delays of 30-59 minutes50% of the cost of your single ticket or 50% of the cost of either portion of your return ticket.Delays of 60 minutes or more100% of the cost of your single ticket or 100% of the cost of either portion of your return ticketDelays of two hours or more for return ticketsIf either or both the outward or return legs of your journey are delayed by more than two hours and you have a return ticket, you will be entitled to receive up to 100% of the cost of the return ticketHow will I be paid?Compensation will be paid in National Rail Travel Vouchers (i RB or, at your request, In money(for example by cheque or BACS). Rail Travel vouchers can be used as payment or part payment towards any National Rail ticket, including season tickets.How do I make a claim under Delay Repay?Please complete the form below within 28 days of the date of the delay. Areadable scanned copy of your ticket is required to make a claim.Our customer service team will respond as soon as possible and aim to reply within 10 working days. Should you have any difficulties completing the form, please call us on 03447369123.Alternatively, you can download our Delay Repay claim form and post to us at the address on the form.【1】John bought a single ticket from London to Glasgow, which cost him f20.60. Unfortunately, the journey was delayed by 40 minutes. How much refund can he receive?A.NoneB.E10.30C.E20.60.D.41.20【2】With no special request, the compensation will be paid ________.A.by bank transferB.by cheque or in cashC.in National Rail ticketD.in National Rail Travel Vouchers【3】To make a claim for refund, one must _________.A.get his train ticket clearly scannedB.download the claim form and mail itC.call the service hotline to get the formD.complete the form within 10 days after the delay