选择性必修二Unit3参考答案及部分解析参考答案1-5 BDCBD6-10 ACDDB11.to discuss 12.how13.slightly14.friends15.to 16.establishes17.who /that 18.named19.returning 20.brought21-25 DBCAB 26-30 DBCDB31-34 DCDB 35-39 CGADF40.He had trouble reading41.He decided to spend much more time on reading./He dicided to practice reading hard.42.The author lived in a poor community and wasn't encouraged to receive a good education,so he chose to be an entertainer during his teenage years.According to the first paragraph,the author used to be a football athlete.43.First,education unlocks vital skills like good decision-making and communication skills,which help make our dreams come true.Second,we can know a lot about the world througheducation and become confident.One possible version:Good afternoon,everyone!Technology has made our lives convenient by changing the way we do our daily activities.With brand new devices like smartphones,smartwatches and other smart home products,myfamily now can transfer money instantly and buy things online.My grandparents can also gethelp at the touch of a button and keep in touch with loved ones far away.Technology has alsochanged how we entertain ourselves.But spending too much time on digital devices also causes poor eyesight,sleep problems andreduced physical activity.Thus using technology healthily becomes increasingly important.Thank you!部分解析知识运用第一节主题语境:人与社会一一文化本文是夹叙夹议文。食物对“我”来说不仅是菜肴本身,更是文化的传承,社交的载体,珍贵的记忆与满腔的热爱。1.B。2.D。根据上文中的comfort food以及下文中提到的食物对“我”的影响以及食物体现的文化意义可知,“我”的食物喜好从个人和文化方面都是有意义的。3.C。根据下文中的turkey sandwiches for lunch and chole bhature for dinner可知,典型的一天的午饭是火鸡三明治,晚餐是鹰嘴豆松饼。4.B。根据下文中的All the recipes that I've learned,,the kitchen experiments I've failed at,and the dishes I've made可知,“我”的饮食习惯塑造了“我”的烹饪习惯。5.D。根s据上文中的All the recipes that I've learned,the kitchen experiments I've failed at,and the dishes I've made可知,“我”学习过的菜谱、失败过的烹饪尝试、做的美食都带有它们特殊的记忆。6.A。7.C。根据本段中的Some cultural dishes were created on the basis of..necessity.For