下列说法正确的是 A.糖类、蛋白质、油脂属于天然高分子化合物 B.煤、天然气、植

题型:选择题

问题:

下列说法正确的是

A.糖类、蛋白质、油脂属于天然高分子化合物

B.煤、天然气、植物油都属于化石燃料

C.纤维素和淀粉水解的最终产物都是葡萄糖

D.能与NaOH溶液反应且分子式为C2H4O2的有机物是乙酸

考点:葡萄糖油脂纤维素氨基酸
题型:选择题

—I wonder if you can join us in the picnic this weekend.

—______, for I have too much homework to do.

A.I have no choice

B.I'd love to

C.I don't like it

D.I'm afraid not

题型:选择题

Our "Timeline of Education" shows highlights of learning and education (especially related to Western education), going back to the very first education:

In the beginning: Adam got the very first lesson, from God: break the law and you pay the price.

3000 B.C. :Priests teach religion, writing, sciences.

0 B.C./A.D.: Jesus teaches in Jerusalem.   

105 A.D.: Paper is invented in China.

1150-1250 : "Modern" universities founded.

1620s: Slide rule is invented, math is made easier.

1918 : All U.S. states require free education

Early 1980s: Television in the classroom. The availability of cheap VCRs makes video learning common.

Late 1990s: The Internet changes everything. E-learning courses develop.

http://www.worldwidelearn.com/education-timeline/education-timeline.htm#3000BC

小题1:Adam got the very first lesson from __________.

A.his teacher

B.God

C.religion

D.himself小题2:Jesus teaches in Jerusalem about_________.

A. 3000 B.C.       B. 1150-12500   C. 105 A.D.       D. B.C./A.D.

小题3:Television appears in the classroom and helps the teacher and students in_________.

A.late 1990s

B.early 1980s

C.1918

D.1620小题4:It took about__________ years from the television to Internet.

A.50

B.40

C.20

D.10

题型:选择题

列车从北端(车场环线方向)进入基地试车线前应在()信号机前一度停车,确认该信号机开放后方可动车

A.D47

B.D42

C.D38

D.D48

题型:选择题

A.Educating their workers about the importance of staying home when sick.

B.Letting people telecommute so that they can stay at home.

C.Announcing disciplinary measures against those working when sick.

D.Fostering an environment to encourage and paying sick employees to stay home.

题型:选择题

下列不属于一类精神药的是

A.强痛定针

B.安钠咖针

C.复方樟脑酊

D.司可巴比妥胶囊

E.苯巴比妥片

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