1911年，一位科学家用一束平行的高速运动的α粒子（带2个单位正电荷的氦原子核）轰击金箔时，出现了三种实验现象：

（1）有一小部分α粒子改变了原来的运动路径，原因是α粒子途经金原子核附近时，受到了斥力而稍微改变了运动方向；

（2）大多数α粒子不改变原来的运动方向，顺利地穿过了金箔，原因____ ；

（3）极少数α粒子轰击金箔时被弹了回来，原因是____ ．

能进行光合作用，但没有真正的根也没有输导组织的植物类群是（  ）

地球上可供应人类利用的____资源已越来越少。

读短文，将方框里的五个句子还原到短文中。

C

    I'm Mark. I live on a farm. There are some elephants on my farm. They can play soccer and ____. They are very smart. I use them to carry things, sometimes, ____.

    I'm Sue and I'm from India(印度). The Indian people look up to cattle. ____. When you come to India, you can see cattle walking along the streets, and eating fruits and vegetables in the shops.

    Hi, I'm Judy. I live in Australia. My family has three shepherd dogs(牧羊犬).  These dogs are not big but ____. They can run very fast.

    I'm Leo and I have a parrot. Her name is Susan. She is beautiful and interesting. And she can speak, too. When my friends come to my home ____. Susan likes eating carrots. And she likes singing when she feels happy.

某班班长蔡某因嫉妒同班的学习委员张某，用手机偷拍了张某在浴室内的许多生活照片，在同学中传看，甚至在大庭广众之下嘲笑、挖苦张某，张某感到很痛苦。