下列生活中发生的变化,属于化学变化的是( ) A.玻璃破碎 B.滴水成冰 C.铁

题型:选择题

问题:

下列生活中发生的变化,属于化学变化的是(  )

A.玻璃破碎

B.滴水成冰

C.铁钉生锈

D.酒精挥发

考点:物理变化和化学变化的特征和判别
题型:选择题
Harry is a 21-year-old student from Canada. He 1 at the Heilongjiang University of Chinese Medicine now. He likes drinking tea and 2 Chinese qigong every day.
"Knowledge (知识) about Chinese medicine is useful, 3 it is also very difficult to learn well. I must work harder." Harry said, "I was 4 when I was a little boy. To be strong, I learned qigong at the age of twelve."
Harry 5 to come to China after he finished his college in his own country. 6 September 5th of 2010, he began to learn Chinese in Beijing. Then he went to Heilongjiang for 7 on medicine and began his three-year college life in China.
"I would like to 8 my country after finishing my study. I'll try my best to do something to let people know _ 9 about Chinese medicine and keep Canadians healthy."
More and more foreign students from other 10like Harry have studied at the Heilongjiang University of Chinese Medicine since 1986. From then on, the university has built communication and cooperation (合作) with educational and research institutes (学院) on Chinese medicine in more than 30 countries.
小题1:
A.worksB.studiesC.plays D.teaches
小题2:
A.practicingB.watchingC.buyingD.study
小题3:
A.and B.but C.orD.if
小题4:
A.healthyB.strongC.goodD.weak
小题5:
A.decide B.decides C.decided D.will decide
小题6:
A.InB.On C.At D.During
小题7:
A.educationB.businessC.holidays D.work
小题8:
A.playB.prevent C.leaveD.help
小题9:
A.noneB.all C.moreD.much
小题10:
A.classes B.countriesC.schoolsD.grades
题型:选择题

—How             are you? 

—I'm eight. What about you? [ ]

A. about    

B. /    

C. old

题型:选择题

公民人身权利中最重要的权利是荣誉权。[ ]

题型:选择题

感染流感病毒,通常是经()飞沫传播是指病人喷出的含有大量病原体的飞沫直接被他人吸入而引起的感染,流行性感冒病毒、脑膜炎双球菌等常经此方式传播。肠道传染病通常是经食物传播引起,也可经饮水和接触传播引起。病原体通过母体传给子代称为垂直传播。被狗咬伤后感染狂犬病病毒,这是经接触传播而致。接受被艾滋病病毒污染的血液或血制品而感染艾滋病,属于医源性传播的一种。

A.医源性感染

B.垂直传播

C.食物传播

D.接触传播

E.飞沫传播

题型:选择题

气瓶充装单位的充装许可由省,自治区,直辖市的()部门发放。

A、安全生产监督管理

B、特种设备安全监督管理

C、劳动管理部门

D、公安消防部门

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