患者，男性，20岁，持续发热半个月，体温37～40℃，晚上为甚，早_爱下问搜题

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问题单项选择题

患者，男性，20岁，持续发热半个月，体温37～40℃，晚上为甚，早晨正常，伴畏寒，无寒战，间有腹痛，大便稀，2～3/d，无脓血，精神、食欲尚可。查：肝剑突下4cm，轻触痛，脾侧位可触及。血象：Hb 120g/L，WBC 18×10⁹/L，N 0.50，L 0.30，E 0.20。该病例诊断可能性最大的是

A．急性血吸虫病
B．结核
C．伤寒
D．肝脓肿
E．病毒性肝炎

答案

参考答案：A

选择题

我国齐齐哈尔市发生日军遗弃的化学武器泄漏事件，造成40余人中毒．这种毒气的名称叫“芥子气”，化学式为（C₂H₄C1）₂S．下列说法不正确的是（　　）

A．“芥子气”由4种元素组成

B．“芥子气”中C、H、C1、S原子个数比为2：4：1：1

C．“芥子气”的相对分子质量为159

D．一个（C₂H₄C1）₂S分子由15个原子构成

完形填空

阅读下面短文，从每小题所给四个选项A、B、C和D中，选出最佳选项。
Jack Baines is a self-made millionaire(百万富翁，but his beginnings were very lowly. He was the youngestof eight children. His father had a        in a cotton mill (纱厂)but he was often 27 to work because ofpoor health. The family couldn’t   to pay the rent or bills, and the children often went     . After leaving school at the age of   ，Jack was    what to do when Mr Walker, his old teacher, offered to lend him £ 100 to start his own   .
It was just after the war F_aw materials were not enough, and Jack saw a   in scrap metal（废弃金尾). He bought bits of metal and stored it in an old garage (仓库).When he had built up a large amount, he sold it and   plenty of money.
Jack     working hard. After one year he succeeded in    the £100.
By the time Jack was 30 years old he had    his first million, and he wanted to    this achievement by doing something “ ”. With all his money it was      to build a beautiful home for himself and his parents. In 1959，“Baines Castle” was built in the    of the Lancashire countryside. It was one of the finest buildings in the countiy.
Jack has recently sold “Baines Castle” for £500 million,    Jack still can’t get used to     the good life. He can   be found drinking with the locals at the local pub (酒吧）.
“I remember being very    as a child, but never    as a child,” says Jack, “and I will never forget where I came from and who I am ”