C. The causes of drought. D. The influence of drought. 相关知识点: 试题来源: 解析 答案见上【文章大意】本文是一篇说明文。 文章介绍了 干旱的定义、特征和形成的原因。 4.A 推理 题。 根据第一段中“ What do you think of when you hear the word 'drought': Do you think of 'dry' '...
根据第二段最后一句“A drought meansthat a place has less rain or snow than normal over a fewmonths or even longer. "可知,干旱发生时,较长时间内降水量少于往常。3.B词义猜测题。根据画线词下文的 cause a place not toreceive its normal amount of rain or snow可知,画线词所在句描述了降水不足...
51happened;it?llcontinuetohappen,andisn?titgreatthatwe?resolinguisticallyflexibleandcreative?”( )5.WhydoesthetextbeginwithKatherine?sconflictwithherson?A.Toleadintheuseofperiodintexting.B.Toemphasizethegreatpowerofwords.C.Toshowyoungsters?attitudestowardstexting.D.Tosuggesttherightuseofpunctuationmarks.( ...
Hydrological drought—This type of drought occurs when water reserves in aquifers, lakes and reservoirs fall below an established statistical average. Again, hydrological drought can happen even during times of average or above average precipitation, if human demand for water is high and increased usag...
pattern- n. regular and repeated way in which something happens forecast- n. statement about what you think is going to happen frequency- n. the fact or condition of happening often drought- n. a long period of time with little ...
Droughthasmanycauses.Itcanbecausedbynotreceivingrainorsnowoveraperiodoftime.Welearnedinthediscussionsaboveaboutthewatercycleandweather.Thechangesinthewindpatternsthatmovecloudsandmoisturethroughtheatmospherecancauseaplacenottoreceiveitsnormalamountofrainorsnowoveralongperiodoftime.Ifyouliveinaplacewheremostofthewater...
Drought has many causes.It can be caused by not receiving rain or snow over a period of time.We learned in the discussions above about the water cycle and weather.The changes in the wind patterns that move clouds and through the atmosphere can cause a place not to receive its normal amo...
Learn about drought. Explore the different types, causes, and impact of drought, and discover the notable droughts in history, including the one in California. Related to this Question What is ecological degradation? What is an ecological crisis? What is an ecological disturbance? What is an ...
The Depression caused many farmers to lose their farms. At the same time, years of over-cultivation and drought created the “Dust Bowl” in the Midwest, destroying agricultural production in a previously fertile region. Thousands of these farmers and other unemployed workers migrated to California...
What causes an increase in bacterial counts in seawater? What happens during gas exchange? What causes the Gulf Stream? What causes condensation? Why has stream bank erosion increased? What happens to the water table during a drought? What causes water to evaporate in the water cycle?