他被称为“最可爱的人”，在抗美援朝战场上，他为了不暴露目标，忍受烈火烧灼的剧痛，坚持在潜伏地点一动不动，直至牺牲，从而保证了整个战役的胜利。这里的“他”是（    ）

增加: 在缺词处加一个漏字符号(/\),并在其下面写出该加的词。

删除: 把多余的词用斜线(\) 划掉。

修改: 在错的词下划一横线，并在该词下面写出修改后的词。

注意: 1）每处错误及其修改均仅限一词:

2）只允许修改10处，多者(从第11处起) 不计分。

    Mr. Johnson is a hardworking teacher. Every day, he spends too much time with his work. With little sleep and hardly any break, so he works from morning till night. Hard work have made him very ill. “He has ruined his healthy. We are worried about him.” That is which other teachers say. Yesterday afternoon. I paid visit to Mr. Johnson. I was eager to see him, but outside her room I stopped. I had to calm myself down. Quietly I step into the room. I saw him lying in bed, looking at some of the picture we had taken together. I understood that he missed us just as many as we missed him.

小华外出旅游入住北京某酒店，看到服务总台的墙壁上有一排挂钟（如图）。她对造成不同时区时差的原因，解释正确的是（　　）