【题文】 Life in space is much different from life on earth. How do astronauts live in space? Eating In the past, astronauts could eat only small pieces of dried food. But now astronauts are able to eat 【小题1】 (much) everyday food like fruit, vegetables and ice cream. Sleeping A...
解析 【答案】D 【解析】试题分析:句意:--地球上有生命已经有多少年了?--几百万年了。 Million 百万,七用法是:和数词连用,表示确定的数量,后不加s,也不加of;Millions of固定用法,表示数百万……,必须加s。根据题意,故选D。考点:考查数词的用法
A few days ago, the school also issued a special paper on earthquake prevention and disaster prevention content, want to test the content of these lectures and activities we remember how much. I got a lot of knowledge from these activities and lectures. I also realized how much we still hav...
How Much is a Billion? We write 1 billion as a 1 followed by nine zeros, like this.1,000,000,000. There are more than 7 billion people alive on earth right now. More than one billion of them are under the age of ten years old.Tha...
So I'm an evolutionary biologist. The thing I love most about evolution is the story. Evolution is a single story that links every species, every branch in the tree of life together. It's this sense of connectivity with the rest of the living world. It's like one of the reasons why...
阅读理解Life in space is much different from life on earth. How do astronauts live in space?Eating In the past, astronauts could eat only small pieces of dried food. (A) But now astronauts are able to eat more everyday food like fruit, vegetables and ice cream.Sleeping All the people ...
Do you know how much of the earth is covered by water? All life on the planet needs water. But some water on our planet is not clean. In order to keep water clean, we mustn't throw rubbish into the seas, rivers, or lakes. We can also use special machines to clean water. Then ...
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3.Tohelp studentsknow the right order of the development of life and the earth; 4.To improvestudents’ reading ability. 05 教学过程 Pre-reading:ask students to read a piece of news and then think about why we s...
How Did Life Begin on Earth?Mariette DiChristina