A:抽去玻璃板后空气瓶中出现红棕色的气体说明气体分子在运动
B:测力计示数变大的原因是玻璃板与水的接触面间存在引力
C:把活塞迅速压下时,棉花燃烧起来,这是通过做功的方式改变物体的内能
D:水沸腾后,水蒸气将塞子冲出管口,水蒸气的内能会增加
注意:1). 词数100左右;
2). 信的开头已给出,不计入总词数;
3). 可适当增加内容,以使行文流畅
Dear Rob,
How is it going? Now, it's my turn to tell you about the Chinese school system.
Yours,
Li Kang
阅读材料,回答下列问题。
材料一: 猕猴桃产于我国,新西兰引入栽培,将改良后的优良品种称“奇异果”(图8)。奇异果生长怕旱、怕风,宜栽培于湿润、疏松、深厚的土壤。新西兰的奇异果高度集中分布在北岛普伦蒂湾沿岸地区,鲜果主要出口到欧洲、日本等地,出口量居世界第一。我国已引种奇异果,并建立了加工企业。
材料二:新西兰北岛图
阅读理解。
Today is Friday. It's my birthday. I get up at 6:40. I put on my new yellow shirt and blue jeans. I like my red shoes. I eat some bread and drink milk at 7:00 for breakfast. At 7:25, I go to school. At 10:00, I go to the library. It's on the second floor. I read a story-book there. I go home at 11:30.