以下的句子中，每句都有一个错误，请把这个错误改过来。

　　41.Moles are almost completely blind, although its tiny eyes can distinguish light from dark.

　　42.The Cubist movement in art was a reaction against traditional methods of portray reality.

　　43.Certain types of computers work properly only in environments with controlled precisely temperatures.

　　44.The belief in fairies have existed from earliest times, and the literature of many countries includes tales of fairies and their relationship to human.

　　45.Acrylic paint enables artists to experiment with many colors effects.

　　46.Salt Lake City, Utah's capital and largest city, is industrial and banking center.

　　47.People can remember more information for higher periods of time when they use more than one sense in the process of learning.

　　48.Flower have long been cultivated and bred for their beauty and their fragrance.

　　49.The United States Constitution requires that President be a natural-born citizen, thirty-five years of age or be older, who has lived in the United States for a minimum of fourteen years.

　　50.The most substances expand in volume when they are heated.

　　51.As inevitably as human culture has changed with the passing of time, so does the environment.

　　52.Mexican jumping beans are actually seeds in which contain moth larvae whose activity causes the seeds to "jump".

　　53.Data received from two spacecraft indicate that there is many evidence that huge thunderstorms are now occurring around the equator of the plant Saturn.

　　54.Per capita income is a nation's entire income dividing by the number of people in the nation.

　　55.For centuries waterwheels were the only sources of power aside from human and animal strong.

　　56.The age of a geological sample can be estimated from the ratio of radioactive to non-radioactive carbon present in the object is examined.

　　57.Salmon spend most of their adult lives in salt water, despite they return to their freshwater birthplaces to spawn and die.

　　58.Porcelain is not a single clay, and a compound of kaolin, ball clay, feldspar, and silica.

　　59.The dromedary camel is raised especially to racing.

　　60.The texture of soil is determined by the size of the grains or particles that make up.

　　61.All matter resists any change in their condition of rest or of motion.]

　　62.Like some other running birds, the sanderling lacks a back toe and has a three-toed feet.

　　63.Large bodies of water and the prevalence of moisture-bearing winds often produce a condition of tall humidity, affecting the local weather.

　　64.A thorough study of mythology requires familiarity for the properties of plants and trees, and the habits of wild birds and beasts.

　　65.Seismology has not reached yet the stageswheresearthquakes can be foretold with a Feat deal of accuracy.

　　66.At night the desert floor radiates heat backsintosthe atmosphere and temperature may be drop to near freezing.

　　67.The continental divide refers to an imaginary line in the North American Rockies that divides the waters flowingsintosthe Atlantic Ocean from it flowingsintosthe Pacific.

　　68.In every society there are norms that say individuals how they are supposed to behave.

　　69.Due to the refraction of light rays, this is impossible for the naked eye to determine the exact location of a star close to the horizon.

　　70.Birds'eggs vary greatly of size, shape, and color.

　　71.One of the most difficult questions in defining sleep is "What is the functions of sleep?"

　　72.Seven of planets rotate in the same direction as their orbital motions, while Venus and Uranus rotate in the opposite direction.

　　73.A microphone enables a soft tone to be amplified, thus making it possible the gentle renditions of romantic love songs in a large hall.

　　74.Atrophy is a decrease in size of cell, organ, tissues, or other part of the body such as a limb.

　　41.its-->their

　　抽象名词不需加任何冠词和定冠词。

　　名词的两个特点：

　　1.可数名词要加冠词，定冠词或复数。

　　2.不可数名词也可不加定冠词，特别是抽象名词，作总称时不加。

　　42.portray-->portaying

　　介词后面跟两种形式：

　　1.直接加名词；

　　2.加现在分词形式的动词。

　　43.controlled precisely-->precisely controlled

　　基本固定的词序：副词+形容词化的动词+名词

　　44.have-->has

　　relationship to=relationship with和…相关

　　45.colors-->color

　　名词修饰名词时，通常第一个名词必须是单数，有极少例外，可以不于考虑。

　　46.is industrial...-->is an industrial...

　　47.higher-->longer

　　48.flower-->flowers long=for a long time

　　49. or be older-->or older凡表示要求，推荐，请求，命令等的动词后面跟that从句时，句中的动词要用动词原形。任何在宾语从句中再跟的从句都不受主句的时间限制。

　　50. The most-->Most

　　51. does-->has

　　as inevitably as...; so does/has...正象…是…一样

　　just as...,so...

　　52.in which-->which

　　53.many-->much data本身是复数形式，spacecraft单复数同形

　　54。dividing-->divided

　　55.strong-->strength

　　for+时间概念后面可用完成式，也可用过去时，关键看句子所指的是不是还要延续到现在。

　　56.is examined-->examined

　　examined作为倒置定语修饰the object

　　57.despite-->although

　　despite转折词，尽管(介词)=in spite of

　　salmon是一种鱼，可用单数表一类的总称

　　58.and-->but

　　59. racing-->race

　　表示目的为不定式

　　60.make up-->make it up

　　make up及物动词词组

　　make up the face化装

　　make up sth把…组装起来

　　make up the examinatin补考

　　61.its-->their

　　62.feet-->foot

　　63.tall-->high

　　64.for-->with

　　65.reached yet-->yet reached

　　66.may be drop -->may drop自然界发生的永远用主动语态：温度上升下降；太阳上升下降

　　67。it-->those

　　68.say-->tell

　　69.this-->it

　　70.of-->in

　　71.what is -->what are

　　72.seven of planet-->seven of the planet

　　seven of,five of,all of,most of后要加the

　　数量词+of+名词：名词前要加the

　　73.making it possible-->making possible

　　74.tissues-->tissue

　　补充：73.make it possible后面一定要有不定式。eg.make it possible for sb to do sth如果没有to do sth,则不能要it.