男性，20岁。到江苏旅游，下河游泳后发热，持续1周，皮肤出现较多风团样皮疹，明显瘙痒，腹泻，每日10次左右，初为稀水便，后为黏液脓血便，咳嗽，胸部隐痛。查体：肝脾肋下均可扪及，伴压痛。便常规检查示红、白细胞满视野。
对于该患者的预后及该病的描述不正确的是（）
A.经过规范化的治疗绝大多数患者能获得痊愈
B.如果治疗不及时，未能彻底清除寄生虫，患者易于发生再次感染而危及生命
C.若患者为初人疫区人员，则易发生重症病例
D.长期持续感染可以并发肠梗阻或结肠癌
E.该病在我国已有2000多年历史，目前我国南方仍有该病流行
F.消灭钉螺是预防本病的关键
参考答案：B
When I was about six years old, my brother David and I visited our aunt, Mary. We stayed in her house for a night. David was only 4 years old, and was still of the dark., so Mary left the hall light on when we slept. However, David the grey moths(蛾) flying around the hall light. He asked Mary to make the moths go away. When she asked , she simply said, “Because they are ugly and scary, I don’t like them.” Mary laughed and said, “Being ugly outside doesn’t not being beautiful inside. In fact, moths are one of the most beautiful animals in the animal world. “Once, the angels (天使) were . They were sad because it was raining heavily. The little moths hated to see others so sad. They decided to make a rainbow(彩虹) to cheer up the angels. They thought if the butterflies(蝴蝶) , they could make a beautiful rainbow together. “Then one of the moths went to ask the butterflies for help. But the butterflies didn’t want to any of their colors, so the moths decided to make a rainbow themselves. They beat their wings very hard and the colors on them made a rainbow. They kept giving a little more and a little more the rainbow went across the sky. They had given away all their colors except grey, which didn’t match the beautiful rainbow. “Then the once-colorful moths became . The angles saw the rainbow and smiled…” My brother went to sleep with that story and hasn’t feared months since then.
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