出自:佳木斯大学语言治疗学

What does the underlined word “them” iParagraph 2 refer to ( )
·People with lupus.
·Colored womelupus patients.
·Lupus patients with kidney disease.
·Womebetweethe ages of 15 to 44.
They had talked only for a few minutes ________ they found they were of different opinions. ( )
·unless
·while
·before
·once
The message ________ Mr. Black was elected chairmaof the committee arrived just itime. ( )
·which
·what
·that
·how
The auto industry spends large amounts of money omarketing campaigns _________young adult customers. ( )
·attract
·attracted
·to attract
·attracts
_____________is reported ithe newspapers that the talks betweethe two companies have not made any progress. ( )
·That
·What
·It
·As
Which of the following libraries has the longest history ( )
·Library of Birmingham.
·National Library of France.
·State Library of New South Wales.
·Seattle Central Library.
What was Donna.s first reactiowhetold she wothe Nobel Prize ( )
·She felt all efforts paid off.
·She was skeptical of the news.
·She was too excited to say a word.
·She was annoyed at being awakeup.
What is lupus like at its early stage ( )
·It is deadly.
·It is hard to recognize.
·Its symptoms are psychological.
·It reminds you of a kidney disease.
What cawe learabout Francia Raisa ( )
·She is lucky.
·She is selfless.
·She is optimistic.
·She is encouraging.
( )
·move
·Life
·experience
·belief
Allais looking forward to _______ the trade fair. ( )
·meet
·meeting
·be meeting
·having met
__________by the failure of the project,the manager could hardly say a word. ( )
·To be shocked
·Shocked
·Be shocked
·Shocking
I think that the Great Wall is worth ____________hundreds of miles to visit. ( )
·to travel
·traveling
·traveled
·travel
How much was Donna rewarded for winning the Nobel Prize ( )
·About $350,000.
·About $700,000.
·About $1.4 million.
·About $2.8 million.
（ ）
·arguments
·Fights
·embarrassments
·amusements
( )
·took
·Drove
·served
·controlled
The sales manager had his secretary ________ a press conference for their new products. ( )
·arrange
·to arrange
·have arranged
·arranged
Enclosed you ________aapplicatioform that you are asked to fill out. ( )
·will find
·find
·found
·are finding
The first questiowe now discuss is _______ early tomorrow. ( )
·whether
·where
·what
·whom
The new staff didn’t know how to use the system _________ I explained it to him yesterday. ( )
·until
·because
·if
·since
学生在解题过程中对题目浏览、测查、完成情况的监视及对速度的把握主要采用了(  )。
·认知策略 
·元认知策略 
·管理策略 
·复述策略 
烃类热裂解是指将石油系烃类原料经高温作用，使烃类分子发生碳链断裂或脱氢反应，生成分子量较小的烯烃、烷烃和其他分子量不同的轻质和重质烃类的过程。烃类热裂解的主要产品是三烯和三苯。
·正确
·错误
浸取是应用溶剂将固体原料中可溶组分提取出来。
·正确
·错误
硫酸浸取分解磷矿的反应分两步进行，第一步是磷矿与磷酸生成磷酸一钙 ，第二步是磷酸一钙再与硫酸反应生成磷酸与硫酸钙。
·正确
·错误
按原油的化学组成，可将原油分为：（ ）。
·石蜡基
·中间基
·环烷基
·辛烷基
提高汽油辛烷值的方法有：( )。
·添加四乙基铅；
·增加汽油中芳烃、环烷烃和异构烷烃的量，效果最好的是增加其中芳烃的量；
·增加汽油中芳烃、环烷烃和异构烷烃的量，效果最好的是减少其中芳烃的量；
·添加烷基醚或烷基醇,如添加甲基叔丁基醚（MTBE)。
焦炭在高炉中的作用是 ：（ ）。
·作为骨架，保持高炉的透气性；
·提供热源；
·作铁矿石的还原剂
·作铁矿石的催化剂
下列物质中不能用于乳胶涂料乳化剂的是( )。
·十二烷基苯磺酸钠
·烷基酚聚氧乙烯醚
·丙烯酸高级烷基酯
·脂肪醇聚氧乙烯醚
“精细化工”一词是由哪个国家最先提出的( )。
·中国
·美国
·日本
·德国
下列叙述中那一个不是精细化工的特点( )。
·多品种,小批量
·多品种,大批量
·技术密集度高
·投资小,附加价值高,利润大
下列各种胶黏剂中,不属于热固性的胶黏剂是( )
·酚醛树脂
·脲醛树脂
·聚氨酯
·环氧树脂
下面哪一种催化剂为氨合成催化剂（ ）。
·A110
·B117
·C207
·Z107
催化剂一般由( )组成。
·活性组分、粘结剂和助催化剂
·分散剂、载体和助催化剂
·活性组分、载体和助催化剂
·活性组分、载体和共催化剂
石油是由相对分子质量不同.组成和结构不同.数量众多的化合物构成的混合物。石油中的化合物可以分为( )三大类。
·气态烃、液态烃、固态烃
·烷烃、环烷烃、杂环烃
·烷烃、环烷烃、芳香烃
·燃料油、焦油、沥青
合成氨反应:H2+3N2→2NH3,该反应是一个( )、体积缩小的反应。
·不可逆 吸热
·不可逆 放热
·可逆 吸热
·可逆 放热
高硫含量的天然气脱硫主要采用的脱硫方法是( )
·干法脱硫
·湿法脱硫
·干湿法结合脱硫
·氧化铁脱硫
在尿素生产过程中的副反应主要有( )。
·缩合反应和水解反应
·缩合反应和中和反应
·中和反应和水解反应
·缩合反应和复合反应
烷烃热裂解主要反应为( )。
·加氢反应和断链反应
·脱氢反应和重组反应
·脱氢反应和断链反应
·加氢反应和重组反应
烃类管式裂解生产乙烯裂解温度对产物分布的影响: 温度,乙烯、丙烯收率 。( )
·提高,提高
·提高,降低
·降低,不变
·降低,提高
低压法合成甲醇的反应温度是( )
·230~270℃
·230℃
·270℃
·270K
煤高温干馏产物有( )。
·焦炭、煤焦油和煤气
·半焦、煤焦油和焦炉气
·半焦、煤气和焦炉气
·半焦、煤焦油和煤气
烃类热裂解产生的裂解气在分离前需净化除去的杂质有( )。
·CH4、C2H4、C3H6、C4H6
·C2H2、H2S、CO2、H2O
·C2H6、C3H8、C4H10、C6H6
·NH3、HCl、NaOH、H2SO4
下列产品中,哪个为表面活性剂 ( )
·乙醇
·食盐水
·吐温类
·邻苯二甲酸二辛酯
HLB值在( )时,作为洗涤剂
·8-10
·12-14
·12-18
·16-18
对离子型表面活性剂,可根据亲油基碳数的增减和亲水基种类的变化控制下列哪个值( )
·CMC
·O/W
·HLB
·W/O
( )作为重垢碱性洗涤剂的无机助剂
·硅酸钠
·硫酸钠
·磷酸钠
·碳酸钠
下列阳离子表面活性剂是杀菌剂又对生物有较大毒性的是( )
·伯胺盐类
·仲胺盐类
·叔胺盐类
·季胺盐类
下列表面活性剂的表面活性最强的是( )
·氟表面活性剂
·硅氧表面活性剂
·以碳氢链为表面的表面活性剂
·生物表面活性剂
下列物质中属于两性表面活性剂的是( )
·聚氧乙烯
·硫酸酯盐
·季胺盐
·烷基甜菜碱
AES是下列哪种物质的简称( )
·烷基苯磺酸钠
·脂肪醇聚氧乙烯醚硫酸
·α-烯烃磺酸钠
·脂肪硫酸盐
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