Question

寫作(Writing)

請(qǐng)根據(jù)中文提示和圖片利用本單元學(xué)過的詞匯寫一篇“The Earth”為題的文章：

1．地球是太陽系中的一顆行星；

2．地球不停地繞著太陽轉(zhuǎn)；

3．太陽為地球提供光和熱；

4．因具有適宜的生存條件：溫度、大氣和水等物質(zhì)，地球是目前已知的宇宙中唯一有生命的天體．

注意：1．詞數(shù)100左右

2．本單元詞匯：planet, Solar system, atmosphere, exist, surface

3．參考詞匯：適中的：moderate；因素：factor

Answer 1

答案：
解析：

The earth, our planet, is a beautiful blue and white ball when seen from space．It is the third planet from the sun in the Solar system．It travels around the sun all the time and gets heat and light from it．About 70 percent of the earth's surface is covered with water．The earth is the only planet on which water can exist in liquid form on the surface and is the only one known to support life because of its atmosphere and moderate temperature, weather and many other factors．