答案在等温等压条件下,由纯组分混合成理想液体混合物的混合过程中的任一组分的偏摩尔体积都等于该纯组分的摩尔体积,故△mixV=0;形成理想液态混合物时,分子间作用力不变,没有焓的变化,故△mixH=0;由于分子混乱程度增加,故△mixS=-R∑nBlnxB>0,且过程是自发的,故△mixG=△mixH-T△mixS...
答案(1)traditional.考查形容词。根据"people usually eat (1)___food on special holidays."可知此处是指人们通常在特别的节日吃传统的食物,后面的词语是名词,所以要用形容词traditional来填空。故填traditional。(2)fourth.考查序数词。根据"this festival is always on the (2)___Thursday in ...
华兹华斯是19世纪英国浪漫主义诗人,他的作品价值不仅在于吟诵自然之美,也在于主张运用生态思维去对待人与自然之间的关系。内容1:我通常都选择微贱的田园生活作题材……因为在这种生活里,人们的热情与自然的美永远是合二为一的……他们表达情感和思想都是单纯而不矫揉造作的。内容2:使它在我们面前显...
Boil brown sugar,white sugar and little malt sugar in a fire (2) untila wire can be drawn from it.Then the artist scoops up (舀) a spoon of the melted sugar mix, (3) casting(cast) it quickly back and forth on a slab of stone to create a shape.The sculpture...
1 cup of plain yogurt What to Do ①Wash your hands.Press the orange to make juice. ②Mix the orange juice,blueberries,white grape juice,water and cinnamon in the blender.Turn on the blender.Puree the mixture. ③Pour the mixture into glasses.It is topped with 1 tab...
1.C 细节理解题,根据文中的第一段On the lunar New Year's Day, most families make a lot of delicious dumplings可知在农历新年,大多数家庭都会包很多好吃的饺子,故答案是C.2.B 细节理解题,根据文中的第二段The first step is to mix the flour(面粉) with water可知第一步用水...
根据后文It's good to give yourself a mix of short-term and long-term goals,so think of something you'd like to buy that you could save up for in a few weeks.Write down how much it costs,then work out how much you can afford to save each week and how lo...
②___ You should eat three meals every day and say goodbye to too much fast food.If you need more energy the whole day,make an energy drink.Mix(混合) fresh fruit juice and low-fat(低脂肪的) milk together.It tastes great. ③___ Get out close to the air.The s...
mix of history and modern culture, (5) with both new and old traditions.If you keep your eyes open,you will be surprised to find that you can see both its past and its present.答案(1)考查形容词。句意:研究这个国家的历史会让你的访问更加愉快。much是副词"很",可以...
搜索智能精选 题目1/3 (-3) 等于多少? 答案-1