血栓性浅静脉炎好发于（） A.四肢末梢 B.小腿下部 C.下肢 D.四肢

膳食调查中的人日数表示（）

A．被调查者的人数

B．别调查者的参数

C．被调查者用餐的天数

D．被调查者的指数

小明在实验室完成了很多探究实验，并填写了实验报告，其中现象或结论正确的是（　　）

A．在一支试管中分别加入2～3mL水和几滴植物油，振荡，得到的是悬浊液

B．用小木棍蘸少量浓硫酸在白纸上写字，一会儿白纸变黄，最后变黑，小木棍也变黑了

C．在一支试管中加入几小段镁条，再加入5mL盐酸，观察到镁条表面有气泡，用手触摸试管外壁，感觉不到温度的变化

D．向一个收集满二氧化碳气体的质地较软的塑料瓶中加入约三分之一体积水，立即旋紧瓶盖，振荡，塑料瓶没有明显变化

Remote administration types are an example of one kind of (71) malicious software, the Trojan horse, or more simply Trojan. The purpose of these programs isn’t replication, (72) to penetrate and control. That masquerade as one thing when in fact they are something else, usually something destructive. There are a number of kinds of Trojans, including spybots, (73) report on the Web sites a computer user visits, and keybots or keyloggers, which record and report the user’s keystrokes in order to discover passwords and other confidential information.

RATS attempt to give a remote intruder administrative control of an infected computer. They work as (74) pairs. The server resides on the infected machine, while the client resides elsewhere, across the network, where it’s available to a remote intruder. Using standard TCP/IP or UDP protocols, the client sends instructions to the server. The server does (75) it’s told to do on the infected computer.

（74）处填（）。

A．W/S

B．S/C

C．B/S

D．C/S

男，37岁，渔民，突起腹泻1天，大便10余次，为稀水样，无脓血便及里急后重，无发热、腹痛。呕吐2次，为米泔水样。体检：体温36.5℃，血压90/60mmHg，轻度脱水貌。粪便镜检每高倍镜视野见白细胞l～2个。下列检查对诊断没有帮：助的是

A．大便涂片革兰染色镜检
B．大便悬滴镜检
C．血培养
D．血清凝集试验
E．大便碱性蛋白胨增菌培养

转房婚