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【简答题】
Diphthongs Test.pdf 1.Read the following words: hey great stay eight fake my buy slice light fry join boy voice noise destroy old coat yellow close opera house loud now fowl cloud hear ear shear steer mere their where fair bear chair assure moor jewel curious rural 2.Read the following phrases: luxurious jewel out of fuel tour the moor their bears wear short hair fair and square superior appearance cheer the idea a sincere tear a noisy toy a spoilt boy an annoying voice bow to the crown around the house doubt his power why sigh arrive at five time and tide those clothes an old soldier hope so an ancient case main gate make way 3.Read the following sentences as naturally as you can. I assure you the tourist is not poor. The jury were sure the poor man was innocent of stealing the jewels. A mountaineer always drinks beer in the mountains. We’re near the end of the year. It’s a joy to watch the boy cheering at the top of his voice. Joyce has perhaps spoilt the toy or even destroyed it. You’re shouting too loudly. Mr. Brown shouted loudly: "I’ve found a cow in our house." Would you like to go for a drive with me tonight, Myra? Why did Violet sigh while eating ice-cream? How old he’s grown! Oh, don’t go home alone. Everybody takes part in the great May Day parade. A penny saved is a penny gained. The mayor’s son has prepared to buy a little bear. Where are their pears?
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【单选题】 下列说法正确的是
A.
玻璃棱镜适用于紫外区使用
B.
比色法又称分光光度法
C.
吸收峰随浓度增加而增大,但最大吸收波长不变
D.
CuSO 4 溶液呈蓝色,是因为它吸收了蓝色的光
【判断题】TMS320C54X 系列 DSP 可以通过设置 OVLY 位实现数据存储空间和程序存储空间共享片内 ROM 。
A.
正确
B.
错误
【单选题】指出下列表述中的错误( )。
A.
吸收峰随浓度增加而增大,但最大吸收波长不变
B.
透射光与吸收光互为补色光,黄色和蓝色互为补色光
C.
比色法又称分光光度法
D.
在公式A=lg(I0/I)=ε·b·c中,ε称为摩尔吸光系数,其数值愈大,反应愈灵敏
【单选题】与二进制数101101等值的十六进数是( )。
A.
B4
B.
2D
C.
1D
D.
2C
【单选题】指出下列表述中错误的是()
A.
吸收峰随浓度增加而增大,但最大吸收波长不变
B.
透射光与吸收光互为补色光,黄色和蓝色互为补色光
C.
透光率随比色皿加厚而增大
D.
在公式 A = εbc 中, ε 为摩尔吸光系数,其数值愈大,反应愈灵敏
【简答题】以下说法中错误的是(    ) (A) 吸收峰随浓度增加而增大,但最大吸收波长不变。 (B) 透射光与吸收光互为补色光,黄色和蓝色互为补色。 (C) 比色法又称分光光度法。 (D) 摩尔吸光系数,其数值愈大,显色反应愈灵敏。
【多选题】下列表述中错误的是
A.
吸收峰随浓度增加而增大,但最大吸收波长不变
B.
透射光与吸收光互为补色光
C.
分光光度法又称为比色法
D.
吸收系数值越大,反应越灵敏
【单选题】下列表述中错误的是( )。
A.
吸收峰随浓度增加而增大,但最大吸收波长不变
B.
透射光与吸收光互为补色光,黄色和蓝色互为补色光
C.
比色法又称分光光度法
D.
在公式A=kcb中,k称为摩尔吸收系数,其数值越大,反应越灵敏
【判断题】吸收峰随浓度增加而增大 , 但最大吸收波长不变。
A.
正确
B.
错误
【单选题】下列表述中错误的是
A.
吸收峰随浓度增加而增大,但最大吸收波长不变
B.
透射光与吸收光互为补色光
C.
分光光度法又称为比色法
D.
吸收系数值越大,反应越灵敏
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