必修二 Unit 6 七选五【七选五1】Why is volunteering important ?When it comes to volunteer work , it is important to realize that the actural goal should be getting the most out of your volunteer work . 1 . Gaining new/social experiences.Volunteering allows students to get involved with new things and develop social and academic skills that couldn’t be learned in a classroom environment . 2 .Giving back and helping others .Volunteers create better environments for others----they create healthier communities and they brighten lives .Jill , a senior student , has been a volunteer in her community(社区) for more than three years . 3 .“They always tell me how great we sound and how they wish they had taken time to learn an instrument in their youth ,” she said.Creating connections with people 4 . Not only does the volunteer work you do show who you are as a person , but it reflects many positive qualities that possible employers and admission officers want to see .Volunteering allows you to meet a wide varity of people from all sorts of walks of life . 5 .Volunteering isn’t one of the most attractive jobs , but it is one of the most beneficial and uplifting(令人振奋的) .It’s taking some time out of your day to help others . Volunteer work makes us feel good . It builds self-confidence and lifts up the spirits .A.Building career choices .B.Raising the spirits .C.Volunteering means a lot more .D.Building relationships with people is very important .E.Volunteering is an excellent way to improve your independence .F.She volunteers by performing in concerts for senior citizens.G.Volunteering allows you to experience different environments and situations.【答案】1.C 2.G 3.F 4.D 5.B【七选五2】For a bird , to fly hundreds of thousands of miles each spring and fall is a difficult and dangerous journey , one that not all birds can survive . 1 .There is more than one single reason for different birds to migrate(迁徙) , but it all comes down to survival .Birds are migrating for a meal.For all birds , one of the main driving forces behind migration is food . If all birds were to stay in the same places year-round , food there would become not enough . 2 . But as the food supplies decreases in the fall , they return to the southern areas . 3 .Over millions of years , birds have developed different migration patterns, times and destinations .This helps birds take advantage of a wide variety of suitable conditions to raise their young , which increases the survival chance of the young birds .Birds are migrating because of climate changes .Changes in climate can affect migration .Many birds leave the Arctic ,for example , when temperatures begin to fall . They need warmer habitats . Similarly , the hottest regions can be unpleasant environment for raising young birds . 4 .Birds are migrating because of Predators.Habitats that have rich food sources also attract a great number of predators who may kill birds . 5 . Many birds even migrate to specialized habitats that are nearly inaccessible to predators ., such as coastal cliffs or rocky offshore islands .A. So why do birds migrate ?B. BIrds are migrating for their young .C. So how do young birds migrate ?D. Birds are migrating because of diseases .E. It is beneficial to lay eggs further north in cooler areas .F. Birds that migrate to different habitats can avoid being eaten by predators.G. As food sources are rich in the north each spring , millions of birds migrate from south to those areas .【答案】1. A 2.G 3.B 4.E 5.F【七选五3】Your children are watching you . 1 . According to the health program , developing healthy habits is an important part for your children . And when it comes to developing healthy habits , parents influence their children more than anyone else . 2 .What happens during those early years can influence children for the rest of their lives . This includes some eating and exercise habits . Children are very careful , even at a young age . Children watch what others do carefully and imitate the behaviors of those closest to them . As parents , you should do the following : 3 .If you do tha。