问题 单项选择题

男性,40岁,发热伴鼻出血1周。检查牙龈肿胀,肝脾轻度大;血红蛋白40g/ L,白细胞6.0×109/L,血小板15×109/L,骨髓象原始细胞占60%,过氧化酶染色阳性,非特异性酯酶阳性,阳性反应可被氟化钠抑制,应诊断为

A.急性粒细胞性白血病
B.急性早幼粒细胞白血病
C.急性红白血病
D.急性淋巴细胞性白血病
E.急性单核细胞性白血病

答案

参考答案:E

解析:[解题思路] 该中年男性病人急性发病,有明显贫血和血小板减少,骨髓象原始细胞>30%(病人是60%).急性白血病诊断肯定。病人有牙龈肿胀。骨髓原始细胞的过氧化酶染色阳性,非特异性酯酶阳性和阳性反应可被氟化钠抑制,这些都是单核细胞白血病的特点,所以应诊断为急性单核细胞性白血病。
[命题规律] 考察“急性单核细胞白血病的诊断”。必须掌握。

完形填空

第二节 完形填空(共20小题,每小题1.5分,满分30分)

Mr. and Mrs. Jones’ house was full of suitcases, packages and packed-up boxes. The two of them were ___36___with pencils and paper, ____37____their luggage, when there was a ____38____ at the door. Mr. Jones went to ____39____ it and saw a well-dressed middle-aged lady outside. The lady said that she lived in the house ____40____ theirs, and that she had come to ____41____ them to their new home.

The Jones invited her in, after ___42___ for the state of the house.

“Oh, ___43___,” she answered. “Do you know in some parts of this ____44___ neighbors are not all ___45___? There are some streets where people do not ___46___ their neighbors, ____ 47____ their next-door ones. ___ 48___ in this street everybody is friends with ____49___ else. We are one big, happy family. I’m ___50____ that you will be ___51___ here.”

The well-dressed lady got a ___52___ when she came to visit the house the ____53___ time, because she found a quite ____54____ man and woman in it. Mr. and Mrs. Jones had not had the ____55___ to tell her that they were not the new owners of the house, who were to move in the next day, but the old ones, who have lived beside her for two years without ever having visited her or even noticing her existence.

36. A. free         B. busy        C. satisfied    D. familiar

37. A. checking     B. examining    C. testing     D. enjoying

38. A. sound       B. ring         C. friend      D. message

A. answer      B. serve        C. see        D. guess

A. above       B. of          C. under       D. beside

A. welcome    B. lead         C. take        D. invite

A. explaining   B. apologizing   C. showing    D. asking

A. excuse me   B. here you are  C. never mind   D. thank you

A. house       B. street       C. town        D. time

A. busy        B. lonely      C. safe         D. friendly

A. know       B. understand   C. welcome     D. respect

A. merely      B. even        C. mostly      D. neither

A. And        B. But         C. Otherwise    D. While

A. anybody    B. nobody       C. somebody    D. none

A. uncertain   B. glad          C. sure         D. afraid

A. happy      B. lonely        C. popular     D. friendly

A. surprise    B. fright         C. pleasure      D. worry

A. first       B. exact         C. next        D. same

A. famous     B. different      C. young       D. old

A. time       B. chance        C. courage     D. interest

单项选择题