[解析]
(1)B.细节理解题。根据第一段中Home meant housework,homework and annoying brothers.But a bike meant escapes.(家意味着家务、家庭作业和烦人的兄弟。但骑自行车意味着逃避)可知,在乔治的童年时代,自行车对他意味着摆脱日常琐事。故选B项。
(2)C.细节理解题。根据第二段中In 2010,George transformed his childhood love into a livelihood,and opened his bicycle shop,Penuel Bicycles.The shop fulfilled a lifelong dream.(2010年,乔治把童年的爱好变成了生计,开了自己的自行车店Penuel bikes。这家商店实现了他一生的梦想)可知,乔治一生的梦想是开自己的自行车店。故选C项。
(3)A.推理判断题。根据第五段George found that kids these days lead a different life.Usually,they don't want a bike for their birthday.And most of them ever don't know how to ride a bike.Instead of getting out and riding,they prefer spending their time on their phones indoors.As kids don't ride,it is impossible that parents crowd in his shop to buy new bikes.Nine years after opening his Penuel Bicycles,George feared that he had to close the shop,(乔治发现现在的孩子有了不同的生活方式。通常,他们不想要自行车作为生日礼物。他们中的大多数人都不知道如何骑自行车。比起出门骑车,他们更喜欢在室内玩手机。由于孩子们不骑自行车,父母们不可能挤进他的商店里买新自行车。在佩努埃尔自行车店开业9年后,乔治担心他不得不关闭这家店)可推知,乔治的自行车生意一度陷入困境的原因是孩子们的生活方式改变了。故选A项。
(4)A.标题归纳题。通读全文可知,乔治回忆了童年时期骑自行车的快乐和现在孩子们生活方式的改变让他们无法体会骑车的乐趣,但疫情再次让许多美国人发现骑自行车和意义。结合最后一段中Now he is trying his best to meet his customers' needs and hopes that his customers can really discover the joy of riding(现在他正在努力满足顾客的需求,希望顾客能真正发现骑行的乐趣)可推知,"骑行的乐趣"贯穿全文,文章的线索,所以"Joy of Wheel (轮子上的快乐)"是最佳标题。故选A项。