A little boy invited his mother to attend his school’s first teacher-parent meeting. To the little boy’s (1) , she said she would go. This (2) be the first time that his classmates and teacher (3) his mother and he felt (4) of her appearance. Although she was a beautiful woman, there was a severe sear (疤痕) that (5) nearly the entire right side of her face. The boy never wanted to (6) why or how she got the sear.At the meeting, the people were (7) by the kindness and natural beauty of his mother (8) the sear, but the little boy was still embarrassed (尴尬) and (9) himself from everyone. He did, however, get within (10) of a conversation between his mother and his teacher.The teacher asked (11) ," How did you get the scar on your face"The mother replied, " (12) my son was a baby, he was in a room that caught fire. Everyone was (13) afraid to go in because the fire was (14) , so I went in. As I was running toward his bed, I saw a long piece of wood coming down and I placed myself over him trying to protect him. I was knocked (15) but fortunately, a fireman came in and saved both of us. " She (16) the burned side of her face. "This scar will be (17) , but to this day, I have never (18) what I did. "At this moment, the little boy came out running toward his mother with tears in his eyes. He held her in his arms and felt a great (19) of the sacrifice (牺牲) that his mother had made for him. He held her hand (20) for the rest of the day.

第（16）空应选择（）

A．pointed 

B．showed 

C．wiped 

D．touched

根据原文所提供的信息，以下推断正确的一项是（ ）。

A．与网格计算相类似的电网是需要有一个协议来支持的异构工作系统，它工作起来像单一系统那样协调

B．网际互联协议和超文本传输协议都未能从根本上解决因特网上登录步骤繁琐和软件不兼容的问题

C．有了网格计算机，应急小组的领导就一定能够成功地处理重大有毒化学物泄漏等事故，从而减少事故造成的损失

D．今天的因特网由于没有网格协议的支持还不能应用于遗传学、粒子物理学和地震工程学等领域