1.写出 D-核糖与下列试剂的反应式： （1）CH3OH(干燥 HCl) （2）苯肼 （3）溴水 （4）稀 HNO3 （5）HIO4

I. Pronunciation (1’x 10) Directions: Choose the word whose pronunciation of the underlined part is the same as that of the given word. Then mark the corresponding letter on the Answer Sheet. 1. threat A. writhe B. father C. salty D. toothpaste 2. horrified A. opera B. totally C. extort D. grope 3. sniff A. slip B. collide C. lightning D. deprive

1 Motivation SLIDE 1 Consider a standard second order finite difference discretization of V-u= on a regular g 1.2. and 3 dimensions 1.1 1D Finite differences

一、选择题(20分,每题2分) 1流体流动时的摩擦阻力损失h所损失的是机械能中的项。 A位能 B静压能 C总机械能 D动能

Massachusetts Institute of Technology POLY GATE MOSCAP PROCESS SUMMARY Lab session 1 1. 1 Lab Safety and Cleanroom Orientation 1.2 RCA ( ICL RC 1.3 Gate Oxidation Thermco Atmospheric Furnace(5D-FieldOx

一.(16分)选择题(每题只许选一个答案) (1)孔板流量计的孔流系数C当R增大时,其值 A总在增大B先减小,后保持为定值总在减小D不定 (2)某液体在内径为do的水平管路中稳定流动,其平均流速为,当它以相同的体积流量通 过等长的内径为d2(d2=do2)的管子时,若流体为层流,则压降p为原来的倍

A which B which was C. they have D. it 9. All is needed is a continuous supply of the basic necessities

一、选择题（20 分） 1、流体运动的两种重要参数是（ ）。 （A）压力、速度； （B）压力、温度； （C）比容、密度； （D）比容、速度

L Language Structures(1 20=20 points) Directions: Choose the item that best completes each of the following sentences. When Grandma Wang became ill, the girl often A fitted in B worked out C held back D helped out

第3章著作权概述 3.1单项选择题 (1)B(2)C 3.2多项选择题 (1) CD (2)B D 3.3简答题(略) 第4章著作权的客体