题目

已知命题：方程表示焦点在轴上的椭圆；命题：点在椭圆的外部.若为真，求的取值范围. 答案： Welcome to AustraliaThe Great Outdoors Australia is the world’s oldest continent and indigenous Australians have one of the world’s oldest culture. In Australia you will see unique plants and animals and some of the most beautiful scenery in the world. Many parks have information centres offering advice on where to go, what to see and how to see it--for both your personal safety and to protect our sensitive, natural environment.Banks and Money Matters Banks are generally open between 9:30am and 4pm on Monday to Thursday and 9:30am and 5pm on Friday. Foreign currency or traveller’s cheques can be changed at all banks and some of the larger hotels. There are currency exchange facilities at all international airports.          Take care! Our sunlight is very strong and you can get sunburnt. For best sun protection, it is advisable to wear:A broad-brimmed hatA shirt with a collar and sleevesSunscreen with high protection factor. Swimming We have so many beautiful places to swim--beaches, lakes, rivers and creeks.Many of our waters are safe for swimming, but if you have any doubts, ask before entering the water.Most of our popular ocean beaches have patrols with life-saving service. Red and yellow flags mark the area that you are advised to swim within. If there are no flags and no life guards on the beach, talk to local people about the best areas to swim.Staying Safe on the RoadsAustralians drive on the left-hand side of the road.For safety, everyone in the car, including children, must wear a seat belt.Motor cyclists and bicyclists are required to wear a helmet.Watch out for native animals crossing the roads, especially at night. Road signs are erected in places where animals are commonly seen. 【小题1】What is the best title of the third part of the passage?A．The SunB．Enjoy the SunC．WarningD．Outdoor Activities【小题2】If you arrive in Sydney at 5:10pm on Friday, where can you probably get your money changed on that day?A．At a bank.B．At any hotel.C．At a storeD． At the airport【小题3】What advice can you get at the park information centre?A．Advice on how to wear a broad-brimmed hat. B．Advice on how to drive safely in the park.C．Advice on how to protect our environmentD．Advice on where to go to see a kangaroo.【小题4】How can you ensure your safety when swimming? A．You can swim in whichever lake you likeB．You should swim with the life guard.C．You can swim where there are red flags.D．Always find a local person to ask about how to swim.【小题5】Which of the following word might be the closest in meaning with the underlined word “erected”?A．set upB．protectedC．stoodD．noticed