题目

已知，（ ）A. B. C. D. 答案：【答案】B【解析】先由且解得,再利用求值即可根据,则,因为,所以,所以,所以,故选：BVisit one of the most outstanding prehistoric sites in the United Kingdom, and enjoy amazing historic English attractions. Please notice that every tour starts and ends in London. Have a tour with Visiting Britain.Stonehenge Direct TourVisit one of the most outstanding prehistoric sites in England and in the world: Stonehenge.Duration: 1 dayPrice: Adults ￡29.99, Children ￡28.99Stonehenge and Bath TourEnjoy a late breakfast before heading to the Stonehenge site and end your day with an original visit of the Roman Baths.Duration: 10 hours (departure 10:30 am return 8:30 pm).Price: Adults ￡64, Children ￡60Stonehenge, Bath and Windsor Castle TourExplore three of England’s most popular sites to visit: Windsor Castle, Stonehenge and the Roman Baths.Duration: 1 day (return 8:30 pm)Price: Adults ￡64.80, Children ￡61.20Stonehenge, Lacock and Bath TourCome and feel the warmth of Bath, see the pleasant village of Lacock, and solve the mystery of Stonehenge.Duration: 1 day (return 6 pm)Price: Adults ￡85, Children ￡78Stonehenge, Windsor and Oxford TourChoose Stonehenge, Windsor and Oxford Tour and enjoy ancient mysticism, royal history and illustrious knowledge.Duration: 1 dayPrice: Adults ￡72, Children ￡68Stonehenge, Bath and Stratford TourTake a tour to make the most of the English historic attractions: the Stonehenge site, Bath and Stratford, the birthplace of playwright William Shakespeare.Duration: 1 day (return 8 pm)Price: Adults ￡79, Children ￡681.The purpose of the passage is to _____________.A.advertise some popular English attractionsB.recommend some different tours in EnglandC.tell readers how to save money while travelingD.describe different routes to travel in England2.Two 15-year-old foreign students who want to visit Stonehenge and Oxford University will have to pay at least _____________.A.￡136B.￡170C.￡110D.￡1263.When can you come back to London after visiting Stonehenge and the Roman Baths?A.At 6 pm.B.At 7 pm.C.At 8 pm.D.At 8:30 pm.4.If you plan to travel with your kid who is a fan of Shakespeare, you would choose _______.A.Stonehenge Direct TourB.Stonehenge, Bath and Stratford TourC.Stonehenge, Windsor and Oxford TourD.Stonehenge, Bath and Windsor Castle Tour