读“地球某时刻太阳光照示意图”,下列说法正确的是( )。 A.南极笼罩在黑夜之

题型:选择题

问题:

读“地球某时刻太阳光照示意图”,下列说法正确的是(  )。

A.南极笼罩在黑夜之中

B.太阳正好直射在赤道地区

C.北京的天还没有亮

D.对全球来说,白昼范围大于黑夜范围

考点:地球的自转运动地球的公转运动
题型:选择题

下列有关叙述正确的是

A.测定中和反应的反应热时,大小两烧杯间填满碎纸的作用是固定小烧杯

B.若用50mL 0.55mo1·L—1的氢氧化钠溶液,分别与50mL 0.50mo1·L—1的盐酸和50mL 0.50mo1·L—1的硫酸充分反应,两反应测定的中和反应的反应热不相等

C.在中和滴定实验中,滴定管用蒸馏水洗涤后,然后用标准液润洗,再加进标准液

D.进行中和滴定操作时,左手震荡锥形瓶,右手转动活塞控制液滴流速,眼睛要始终注视滴定管内溶液液面的变化

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They are among the 250, 000 people under the age of 25 who are out of work in the Netherlands, a group that makes up 40 percent of the nation’s unemployed. A storm of anger boils up at the government-sponsored (政府资助的) youth center, even among those who are continuing their studies.

“We study for jobs that don’t exist,” Nicollets Steggerda, 23, said.

After thirty years of prosperity, unemployment among 10 member nations of the European Community has reached as much as 11 percent, affecting a total of 12.3 million people, and the number is climbing.

The bitter disappointment long expressed by British youths is spreading across the Continent. The title of a rock song “No Future” can now be seen written on the brick walls of closed factories in Belgium and France.

One form of protest(抗议) tends to put the responsibility for a country’s economic troubles on the large numbers of “guest workers” from Third World nations, people welcomed in Western Europe in the years of prosperity.

Young Europeans, brought up in an extended period of economic success and general stability, seem to be similar to Americans more than they do their own parents. Material enjoyment has given them a sense of expectation, even the right to a standard of living that they see around them.

“And so we pass the days at the discos, or meet people at the café, and sit and stare,” said Isabella Cault. "There is usually not much conversation. You look for happiness. Sometimes you even find it.”

小题1:Unemployment in the Netherlands has affected _______

A.about 0.6 million people

B.250,000 people

C.1ess than half of the population

D.one million people小题2:What Nicollete Steggerda said (Para.2) means that ________.

A.what the students learn is more than necessary

B.the students cannot get work after graduation

C.the students’ aim in study is not clear

D.school education is not sufficient小题3:The underlined word ‘‘it” in the last paragraph most probably refers to ________.

A.material enjoyment

B.a sense of expectation

C.a job

D.happiness小题4:Which of the following is TRUE according to the passage?

A.British youths have pity on the unemployed on the Continent.

B.British youths care about unemployment in France and Belgium.

C.British youths show their disappointment over joblessness.

D.British youths have confidence to find work on the Continent.

题型:选择题

关于直接触电的防护措施错误的是()。

A、石棉手套防护

B、限制能耗防护

C、电气联锁防护

题型:选择题

患者梁××,男,52岁。近来胁肋隐痛,悠悠不休,遇劳加重,口干咽燥,心中烦热,头晕目眩,舌红少苔,脉细弦而数

最佳治疗方剂是()

A.柴胡疏肝散

B.滋水清肝饮

C.化肝煎

D.一贯煎

E.以上都不是

题型:选择题

支座板套筒须与板面垂直,套筒间距偏差(),板面不平整度≤1mm。

A、≤1mm

B、≤2mm

C、≤3mm

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