质量相同的甲、乙两小车同时同地做匀速直线运动，它们运动的s-t图像如图所示。由图像可知，甲小车（）

阅读下面两段文言文，完成后面的题。
      【甲】嗟夫！予尝求古仁人之心，或异二者之为，何哉？不以物喜，不以己悲；居庙堂之高则忧其民；处江湖之远则忧其君。是进亦忧，退亦忧；然则何时而乐耶？其必曰“先天下之忧而忧，后天下之乐而乐”乎！噫！微斯人，吾谁与归！ （节选自《岳阳楼记》）
     【乙】范仲淹二岁而孤，家贫无依。少有大志，每以天下为己任，发愤苦读，或夜昏怠，辄以水沃面；食不给，啖粥而读。‖既仕，每慷慨论天下事，奋不顾身。乃至被谗受贬，由参知政事谪守邓州。‖仲淹刻苦自励，食不重肉，妻子衣食仅自足而已。常自诵曰：“士当先天下之忧而忧，后天下之乐而乐也。”（选自《范仲淹苦学》）》）

Dear Mum and Dad,

    How are you? I'm happy 1 America. It's cool here. What is the 2 like in London? Uncle Bob and Aunt Jenny are nice to 3. This is Uncle Bob and Aunt Jenny's  4, Toby. He is thirteen years old. We are good friends now. We 5 basketball every day. Tomorrow 6 Saturday. Uncle Bob and Aunt Jenny want to take Toby and me to the Haines Shoe House. It is a 7. It is 67 years old. Here is a 8 of it. There are two bedrooms, one kitchen 9 one living room. There is an ice cream shop in it too. I love ice cream! Are there 10 computers or TVs in the hotel? I will find it out (查明) tomorrow.

如图所表示的生物学意义的描述，正确的是（    ）