Salt can be removed from seawater.But the present methods are so expensive that it is not practical to the salt out of the great quantity of water that would be .Men in boats at sea have been able to drink seawater from which they removed the salt us

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Salt can be removed from seawater.But the present methods are so expensive that it is not practical to the salt out of the great quantity of water that would be .Men in boats at sea have been able to drink seawater from which they removed the salt us
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Salt can be removed from seawater.But the present methods are so expensive that it is not practical to the salt out of the great quantity of water that would be .Men in boats at sea have been able to drink seawater from which they removed the salt us
Salt can be removed from seawater.But the present methods are so expensive that it is not practical to the salt out of the great quantity of water that would be .Men in boats at sea have been able to drink seawater from which they removed the salt using the sun’s rays.You can do the same thing at your homes.Place a large flat pan with low sides on the ground.the pan with salty water.Place a piece of glass on the pan so that one end is higher than the other.Allow the lower section of the glass to extent the edge of the pan.Put another pan under the lower section of the glass to collect the fresh water.As the sun warms the glass,the water from the pan is drawn up to the upper side of the glass,where it gathers in drops of liquid.As more and more drops collect on the glass,the water runs down into the pan.This water will be clear and without salt.When all water has been drawn out,salt will cover the of the pan.Scientists who study the sun are trying cheap ways to use this method in many experiments concerned with making seawater .
(1) (A)take (B)bring (C)keep (D)help
(2) (A)polluted (B)required (C)produced (D)recycled
(3) (A)in (B)by (C)fpr (D)with
(4) (A)Put (B)Fill (C)Pour (D)Setting
(5) (A)beyond (B)below (C)above (D)down
(6) (A)salty (B)fresh (C)clean (D)warm
(7) (A)small (B)swallow (C)collecting (D)gathered
(8) (A)edge (B)side (C)floor (D)bottom
(9) (A)to discover (B)to improve (C)setting up (D)taking up
(10) (A)helpful (B)into use (C)harmful (D)expensive
0

Salt can be removed from seawater.But the present methods are so expensive that it is not practical to the salt out of the great quantity of water that would be .Men in boats at sea have been able to drink seawater from which they removed the salt us
1.A 2.B 3.B 4.B 5.A
6.B 7.C 8.D 9.A 10 B

Salt can be removed from seawater.But the present methods are so expensive that it is not practical to the salt out of the great quantity of water that would be .Men in boats at sea have been able to drink seawater from which they removed the salt us be removed Failing hips can be replaced,clinical depression controlled,cataracts removed 句子之间没有连词对吗 be removed from的意思 首字母：When then sun dries up the water,salt can be got f____the ground. Can we live without salt? can we live without salt? The following materials will be removed This watermark will be removed after registered Salt can be held in solution in water. 盐能溶于水.里面held in代表什么意思?词组? 英语翻译There are ways to preserve fertility:Eggs can be removed and fertilized in vitro,and the embryos can be frozen until pregnancy is safe.Or,the eggs themselves can be frozen and fertilized later. 英语翻译Sea-water can be made drinkable by distill out the salt.其中drinkable做什么成份,can be made 又是什么?是不是做主语补语呀？ salt I can eat you without salt. 求高手翻译模具英语,急,急,急. the cavity and or core block can be removed from the parting line 接着上面的,一次输不完the cavity and or core block can be removed from the parting line of the tool without removing the mold from the Can you pass me the salt?( HeCan you pass me the salt?( Here you are. To his surprise,the man found shark fins---from banquet menu in this restaurant.A .having been removed B,removed C,to be removed D .being removed 为啥不选A 英语翻译•The advantages of using this method to remove HM from waste water are the capacity to remove most of the metallic ions,that the precipitates are chemically stable and,being ferromagnetic,can be magnetically removed.The efficiency o