It is a crime many diners have heard about, but few would actually commit. But in these hard times it seems that record numbers of people eating out are choosing to dash for the 1 rather than settle the bill. Figures show that last year there was a 33% increase ...
故答案为:4×10-4;(2)由Ka(CH3COOH)=1.8×10-5和Ka(HSCN)=0.13可知,CH3COOH的酸性弱于HSCN,即在相同浓度的情况下HSCN溶液中H+的浓度大于CH3COOH溶液中H+的浓度,浓度越大反应速率越快;又酸越弱,反应生成的相应的钠盐越易水解,即c(CH3COO-)<c(SCN-),...
【4】cares about 【5】percent 【解析】 试题分析: 【1】句意:谁的耳朵比米老鼠的耳朵还出名呢?由连词than可知,此句是一个比较级的句子。famous的比较级为more famous。 【2】句意:我希望我的梦想会实现的。come true(梦想)实现,助动词will后跟动词原形构成一般将来时态。故答案为come true。 【3】句意:...
house like a Sistine Chapel sibyl, all bulk and muscle and grace. White contracted tuberculosis while serving in the army in the second world war, and in 1956 a doctor advised him to move to a more forgiving climate. He chose southern California, and though it took nearly a decade, he f...
Researchers have found that if the dreamer, is【C18】___immediately after his dream, he can usually recall the entire dream. If he is allowed to sleep even【C19】___his【C20】___of the dream will have faded.【C1】A.at noonB.in the morningC.at nightD.in spring 答案...
【题目】___ this medicine three times a day ,and you will get better . A. Take B. Eat C. Have D. Drink 试题答案 在线课程 【答案】A 【解析】本题考查祈使句。一天吃三次药,你将好了。take medicine吃药 为固定搭配,故选A。 练习册系列答案...
答案解析 查看更多优质解析 举报 证明:由于冰块漂浮,F浮=G冰,由阿基米原理:F浮=G排;又因为冰熔化前后重力不变,G冰=G冰化水即有:G排=G冰化水,因为:F浮=G排=ρ水V排g,G冰=G冰化水=ρ水V冰化水g,所以:ρ水V排g=ρ水V冰化水g,故V排=V冰化水... 解析看不懂?免费查看同类题视频解析查看解答 ...
要求讲清原因,1.The telephone ( ) four times in the last hour,and each time it ( ) for my classmate.A.has rung;was B.has been ringing;is C.had rung;was D.rang; has beenA 我选了C 请说下原因2.---I'm told that you are leaving for Beijing.-