阅读下列短文，从每小题的三个选项中选出最佳选项。

    Hello, I'm Ann. This is my family. There are five people in my family. My grandparents are old. They are teachers. My father is tall. He has a white shirt. He is a fireman. He is not afraid of fire. He can help people. He likes his job. My mother is tall and beautiful. She has long hair. She has a yellow skirt. She is a nurse. I don't have any aunts. What about you?

晶状体和角膜的共同作用相当于一个凸透镜，来自物体的光会在视网膜上形成一个____的像（选填“正立”或“倒立”）．有一种治疗近视眼的手术，采用激光对角膜进行处理，使晶状体和角膜构成的透镜对光的偏折能力变得____些（选填“强”或“弱”），从而使像____移（选填“前”或“后”）到视网膜上．

遵纪守法  自律自强

材料一：近年来，影视圈成为涉毒高发地。2014年，演员房某、柯某因涉嫌吸毒被警方查获，房某因涉嫌容留他人吸毒被刑事拘留，柯某因吸毒被行政拘留。2015年，歌星尹某因涉嫌非法持有毒品，法院依据《刑法》判处他有期徒刑7个月，并处罚金人民币2000元。

材料二：漫画《一个未成年人的道路》。

阅读材料，回答下面问题：