对血管内外水平衡发挥主要作用的是（）. A.血浆胶体渗透压 B.血浆晶体渗透压 C.

通常，人们会从噪声的产生、传播及接收三个环节控制噪声，下列措施中，属于在噪声的传播环节控制噪声的是（　　）

A．临街的房屋安装隔音玻璃

B．学校附近禁止汽车鸣笛

C．在高噪声环境下工作的人戴耳罩

D．汽车排气管上安装消音器

配送服务质量可用（）来衡量（）

A.配送效率

B.配送次数

C.配送时间

D.配送稳定性

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Share Flat. Happy Valley big flat, 1 room ready for use immediately, quiet and convenient, fully furnished, park view. $6800 including bills with maid. Female non-smoker. No pet. Sara 25720836 or 10077809.

Moving Sale: 2 armchairs, red/brown at $ 400 each; coffee table, black, wood, $800; oil painting, big, $900; Tianjin carpet, green 3×7,$600; double bed, $500; mirror, big square, $500; fridge, big, double-door, $1000; old pictures, $140 each. Tel: weekend, 2521-6011; weekday, 2524-5867.

Part-time Laboratory Assistant Wanted. Required by busy electronics company to help with development of computer. Should have an electronics degree and some practical experience of working in an electronics laboratory. Hours 9:30 a.m.~1:00p.m., Mon.~Fri. Fourteen days, paid leave. Salary 6598~10230dependent on experience. Letter of application to: Mrs. G. Chan, NOVA ELECTRONICS, 45 Gordon RD, Hung Hom Knowloon.

小题1:The one who puts on the first advertisement probably wants to     .             

A．rent a beautiful flat of her own in Happy Valley

B．find another lady to share the cost to rent a flat

C．share her room in a flat with whoever has no pet

D．find a maid to look after herself小题2:According to the advertisements, you may    .

A．buy an old picture for $140

B．call 25720836 to see a beautiful park

C．buy two armchairs for $400

D．hire a maid by paying $6800小题3:If you want to buy some old furniture, you should    .

A．get in touch with NOVA ELECTRONICS

B．call 2524-5867 any day except Monday

C．do it before you move to another place

D．call either 2524-5867 on Monday or 2521-6011 on Saturday小题4:Once you get a part-time job in NOVA ELECTRONICS,     .

A．you will be given 14 days off each year besides weekends

B．you will get $10230 each month no matter how experienced you are

C．you have to work at least 4 hours a day

D．you should write a letter of application to Mrs. G. Chan

冰针这种降水现象单独出现时，（）判定它的强度。

A、要

B、不要

C、依情况而定

手术后早期离床活动的目的，下列哪项是不正确的（）。

A．预防肺部并发症

B．预防下肢静脉血栓形成

C．减少腹胀和尿潴留

D．减少感染扩散

E．促进切口愈合