脂质具有的生物学功能是[ ] A.构成生物膜 B.调节生理代谢 C.储存能量 D

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问题:

脂质具有的生物学功能是[ ]

A.构成生物膜

B.调节生理代谢

C.储存能量

D.携带遗传信息

考点:脂质的种类和作用
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下列关于电流的说法,正确的是(  )

A.电荷的移动就形成电流

B.电路中有电源就一定有电流

C.负电荷定向移动的方向一定与电流方向相反

D.流过导体横截面的电荷越多,导体中的电流就越大

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阅读短文,根据括号中的汉语意思填入单词,使短文意思完整、通顺。每空一词。

I remember when I was young, my parents used to focus on(关注)everything I did. I liked wearing bright red 小题1:, but they said the colour was too sharp. I loved listening to rock and roll, but they said it was too 小题2:. I hated eating vegetables, but they said they were good for my 小题3:.

Later, I studied at a boy’s school. My parents always asked me to study hard. I felt stressed. Every night, I asked myself, “What’s wrong with me?” My parents always tells me that the things I do are 小题4:.I gave up many things I liked doing. My life was not as 小题5: as my friends’ lives.

I studied psychology(心理学)when I was at university. I got very good marks, 小题6: I still did not understand why my parents were so strict.

Then I got married and had two 小题7:. I heard myself tell them, “Don’t talk on the phone so much! You should focus on your school work. Use your 小题8: time to read…” I began to understand my 小题9:. They told me what to do because they cared, just as I told my children what to do because I cared.

Young people, behind all the 小题10: your parents give you, what they are really saying is, “We care about you and we love you.”

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一块长方形的草地,长是120米,宽是35米,这块草地的面积是______.

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C相电压互感器二次侧断线,将造成三相三线有功电能表可能正转、反转或不转。

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玻璃电极膜电位的产生是由于电子的转移。( )

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