短文改错

Dear Brown,

      Last summer I take a parttime job in the International Camp for children.I have been told one more

 worker will be needed in this year and I think you are fit to it.How about join us?The camp is at the foot

of a small hill close to a river.It is so a beautiful place!We can hear birds singing happy all around.

Everybody sleeps in tents,that is very exciting.We usually work only five hours a day,so we will have plenty of spare time visit the area and have a fun.I am sure it will be an unforgettable experience.If you have

interests in it, reply to me soon.

患者，女性，30岁，反复关节疼痛3年，头昏6个月，皮肤黄染5天入院。既往患系统性红斑狼疮诊断明确，未正规治疗。无肝炎、结核等病史。查体：皮肤、巩膜黄染，全身浅表淋巴结无肿大，心率90次／分，律齐，心肺未见异常。腹软，无压痛，肝肋下1．0cm，脾肋下4cm。血常规：WBC2．5×10⁹／L，Hb62g／L，PLT44×10⁹／L，网织红细胞0．1。肝功：间接胆红素25μmol／L，血象可见晚幼红细胞，红细胞大小正常，形态均一，可见骨髓增生明显活跃，中晚幼红细胞增多，粒红比0．8：1。

提示：患者治疗出院后自行停服激素，在劳累受凉后突发高热、头痛、神志异常，牙龈渗血，腰部酸胀。查体见皮肤苍白，皮肤可见瘀斑，巩膜黄染，肝脾轻度肿大。血常规：WBC10．5×10⁹／L，Hb83g／L，PLT18×10⁹／L，网织红细胞0．2，外周血片可见破碎红细胞。血EB病毒抗原（+）。血尿素、肌酐升高。尿常规：隐血（+++），蛋白（++），可见管形。患者出现上述病症的机制是（）

A.自身抗体破坏红细胞和血小板

B.病毒抗原一抗体复合物破坏血小板

C.血管内微血栓形成

D.血清纤维蛋白原消耗过多

E.血管内皮损伤

F.以上都是