[解析]
(1)A.细节理解题。通过文章第二段Trevor used it to get to work,putting in 60﹣hour weeks to support his young family.And the bike was also used to get groceries,saving us from having to walk long distances from where we live. (Trevor利用它去工作,每周工作60个小时来养活他年轻的家庭。自行车也被用来买食品杂货,使我们不必走很远的路。)可知,在作者夫妇的生活中,这辆自行车非常重要,为他们的工作和日常生活提供了很多的便利。故选A项。
(2)B.推理判断题。通过文章第一段Trevor,my husband,had to get up early to ride his bike four kilometers away from home to work. (我的丈夫Trevor不得不早起,骑着自行车去离家4公里远的地方上班。)和After putting in 10 hours of labor (经过10个小时的努力。)以及文章第二段putting in 60﹣hour weeks to support his young family (每周工作60个小时来养活他年轻的家庭。)可推知,作者家的经济情况很不好,丈夫工作得也很辛苦,对这个年轻的家庭来说,生活很艰难。故选B项。
(3)D.词句猜测题。通过划线词上文This experience (这段经历)以及下文because it strengthened our faith in humanity as a whole.And it has influenced us to be more mindful of ways we,too,can share with others. (因为它增强了我们对整个人类的信心。它也影响了我们更加注意与他人分享的方式。)可知,划线词所在句子This experience has had a spreading impact in our lives because it strengthened our faith in humanity (人性) as a whole.的意思是:这一经历对我们的生活产生了广泛的影响,因为它加强了我们对整个人类的信念。划线词"impact "应该意为"影响"。A.Incident事故;B.Ability能力;C.Approval批准;D.Effect影响。故选D项。
(4)B.主旨大意题。通过文章最后一段it strengthened our faith in humanity as a whole.And it has influenced us to be more mindful of ways we,too,can share with others.No matter how big or how small,an act of kindness shows that someone cares. (它强化了我们对整个人类的信心。它也影响了我们更加注意与他人分享的方式。无论大小,一个善意的举动表明有人关心你。)可推知,本文主要通过作者接受陌生人善举的经历,表明善良的行为意义重大。故选B项。