我国家用电器使用的是()A、交流电 B、直流电

题型:单项选择题

问题:

我国家用电器使用的是()

A、交流电

B、直流电

考点:科普知识竞赛中小学科普知识中小学科普知识题库
题型:单项选择题

阅读理解。

     Steven Jobs, the designer (设计者) of Apple Computer, was not clever when he was in school. At that

time, he was not a good student and he always made troubles with his schoolmates. When he went into

college, he didn't change a lot. Then he dropped out (退学). But he was full of new ideas.

    After he left college, Steven Jobs worked as a video game designer. He worked there for only several

months and then he went to India. He hoped that the trip would give him some new ideas and give him a

change in life.

    Steven Jobs lived on a farm in California for a year after he returned from India.

    In 1975, he began to make a new type of computer. He designed the Apple Computer with his friend in

his garage (汽车库). He chose the name "Apple" just because it could help him to remember a happy summer

he once spent in an apple tree garden.

    His Apple Computer was such a great success that Steven Jobs soon became famous all over the world.

1. 判断正误(“T”表示正确,“F”表示错误)。

    ( ) Steven Jobs designed his new computer with his friend. 

2. Why was Steven Jobs not a good student in school?

   ______________________________________________________

3. Steven Jobs didn't finish college, did he?

   ______________________________________________________

4. What was Steven Jobs famous for all over the world? 

   ______________________________________________________

5. Put the underlined sentence in the passage into Chinese.

   ______________________________________________________

题型:单项选择题

我国的酒文化源远流长,但现实生活中因饮用劣质酒引发的中毒事件时有发生,原因是劣质酒中的甲醇(化学式为CH3OH)含量严重超标。甲醇易引起视神经萎缩、甚至导致双目失明。下面关于甲醇的说法中,正确的是 [ ]

A、甲醇是一种氧化物

B、甲醇由六种原子组成

C、甲醇分子中含有C、H、O三种元素

D、甲醇燃烧后生成二氧化碳和水

题型:单项选择题

下列关于脑出血的手术治疗指征中,不正确的是()

A.皮层出血,血肿量≥30ml

B.壳核出血,血肿量≥30ml

C.小脑出血,血肿量≥12ml

D.脑干出血,血肿量》20ml

E.额叶皮层出血,血肿量40ml

题型:单项选择题

此病中医证型是

A.心气虚

B.心血虚

C.脾气虚

D.心阳虚

E.肺气虚

题型:单项选择题

三米直尺测平整度时,塞尺的柄宽()

A.不大于15mm

B.不小于15mm

C.不大于10mm

D.不小于10mm

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