爱因斯坦死后发现他的大脑皮层与常人无异,说明( )并不起决定作用。A.遗传 B.环境

题型:单项选择题

问题:

爱因斯坦死后发现他的大脑皮层与常人无异,说明( )并不起决定作用。

A.遗传

B.环境

C.文化

D.经济

考点:普通考研教育学专业基础综合教育与人的发展(二)
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与燕王朱棣登上皇位的过程相似的是[ ]

A.东汉光武帝刘秀

B.唐太宗李世民

C.宋太祖赵匡胤

D.东晋开国皇帝司马睿

题型:单项选择题

不可抗力是指当事人在订立合同时不能预见,对其发生和后果不能避免并不能克服的( )。

A.

自然事件

B.

社会事件

C.

自然事件或社会事件

题型:单项选择题

Napoga is a 12-year-old girl in Ghana(加纳), Africa. It is hard for her family to get clean water. Every morning, she leaves home at half past five to get clean water for her family in a village far away. It takes her six hours to get enough clean water for daily cooking and drinking. She has no time to go to school or to play with her friends. Millions of people in the world are like Napoga. They can’t get enough clean water to keep healthy.
Earth Day is April 22. But on all other days, we must also remember it. The water we use is the most important natural resource on the earth.
Water covers 70% of the earth’s surface. But most of that is sea water. We can’t use it for very many things. Fresh water covers only 1% of the earth’s surface.
You probably feel lucky that your life isn’t as hard as Napoga’s. But that doesn’t mean you don’t have to worry about water. We all face serious water problems. One of them is water pollution. All kinds of things from cars, factories, farms and homes make our rivers, lakes, and oceans dirty. Polluted water is very bad for people to drink. And dirty water is bad for fish, too. Now, 34% of all kinds of fish are dying out.
How do cars and factories make our water dirty First, they pollute the air. Then, when it rains, the rain water comes down and makes our drinking water dirty. Dirty rain, called acid rain, is also bad for plants, animals and buildings.
Scientists say that in 30 years, more than half of the people in the world won’t have enough clean water. We have to learn how to save more water for ourselves and our children. Here is some advice for saving water:
· Turn off the water while you brush your teeth. You can save as much as 450 liters each month.
· Leaky taps waste a lot of water. Fix them right away!
· You can easily cut your 10-minute showers in half—and you’ll be just as clean.
· When you wash dishes, don’t let the water run.
· Only wash clothes when you have a lot to wash. If your washing machine isn’t full, you’re wasting water !

Every morning Napoga went to get clean water ______.

A.before she went to school

B.after she finished school

C.without going to school

D.after she played with her friends

题型:单项选择题

对发电机内氢气品质的要求是什么?

题型:单项选择题

以下哪些内容不能发布为Web页()

A.曾经发布过的内容

B.整个工作簿

C.整张工作表

D.某张工作表中间隔的选择区域

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