故选:A.相关推荐 1About ___of the earth ___been washed away by water in this area. A. A .three quarters; has B. B .three fourths, have C. C .Three fourth, has 反馈 收藏
when the water recedes to the riverbed. The dirt carried by the floodwater is left on land.Over the year, This dirt forms a floodplain, the soil of a floodplain is rich in nutrients from the river. crops grow well in floodplains, but can be...
a large area of water that is surrounded by land 湖;湖泊 Ocean (美式英语): The mass of salt water that covers most of the earth's surface 大海;海洋。地名固定搭配:the Antarctic/Arctic/Atlantic/Indian/Pacific Ocean 南极海;...
“分数/百分数+of+名词/代词”作主语(教材P41)___of the earth's surface is water.地球表面的三分之二是水。Two fifthsof the studentsagreeto hold an evening party for their teacher's birthday.五分之二的同学同意为他们老师的生日举办一个晚会。[归纳拓展]“分数/百分数+of+名词/代词”作主语,谓语动...
The giant water lily has a system of girders and ribs that act as a structural support for its wide surface area. © BBC Studios NHU Macarenia clavigera When the water level rises, and it has enough sunlight, the Macarenia clavigera plant bursts into a beautiful range of colours, turning...
A. Designing water purification systems based on the geological structure of the area B. Just counting the number of water droplets without any engineering knowledge C. Measuring the length of rivers without considering engineering applications D. Observing the color of water without any E. ngineerin...
【题目】Water covers 70% of the Earth, but only 3% of it is clean and suitable for human consumption. Even if you live in an area with enough rainfall, using water requires energy to process, pump, heat, re-pump, and reprocess it. 【1】 Save water from your taps. Turn the tap off...
Xiong'an New Area 1. 引言 湿地地表水和地下水交互作用对于维持湿地水平衡和生态功能具有重要作用(Crosbie et al., 2009;范伟等,2012),在干旱半干旱地区,两者之间的补排关系深刻影响着湿地的形成演化(万力等,2005;Min et al., 2010;Schwerdtfeger et al., 2016),并进一步作用于湿地的物理-化学-生物过程,...
百度试题 结果1 题目 3. Water B a large area of the earth's surface. A. cover B. covers C. covered D. covering 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
These printable activities will help your students learn about landforms and bodies of water. Landform vocabulary words include mountain, hill, cliff, plateau, plain, mesa, and canyon. Bodies of water words includes lakes, ocean, river, pond, waterfall, gulf, bay, and canal. ...