题目

科学家认识事物往往需要证据支持。下列叙述不能作为地球是球形的证据的是( ) A . 月食时地球的影子是圆形的 B . 铅笔在篮球上移动时笔尖先消失 C . 麦哲伦环球航行成功 D . 人造卫星拍摄的地球照片 答案：B选词填空根据短文内容，选择适当的单词填空，使短文意思完整。每个选项只用一次，有两项剩余。In 1955 in Montgomery, Alabama, only white people were 【1】 to sit in the first four rows of public buses. African-American people had to use the seats towards the 【2】 of the bus.If someone 【3】 was African-American sat in the white part, he or she would be asked to move.One day, an African-American named Rosa Parks was 【4】 in a “whites only” part of the bus.The bus was 【5】 and some white people needed a seat, so the driver asked Rosa Parks to give 【6】 her seat.But she refused. She was 【7】 after a long day working in a store and she felt she should have the right to sit 【8】 she wanted, so she told the driver “no”.For that, she was arrested (逮捕). She was tried for just 30 minutes and fined (罚款) $10—a lot of money in those days.She also 【9】 her job because of that.Today, in the United States, December 1 is a 【10】 called Rosa Parks Day. Rosa Parks is celebrated for her action and bravery.