题目

在给定的条件下，下列选项所示的物质间转化均能实现的是  A. SiO2SiCl4Si                  B. FeS2SO2H2SO4  C. N2NH3NH4Cl(aq) D. MgCO3MgCl2(aq) Mg 答案：CAccept life as it is. I learned how to do it from my father. ___, he did not teach me acceptance when he was strong and healthy, but rather when he was______and ill.My father was _______a strong man who loved being active, but a terrible illness____ all that away. Now he can no longer walk, and he must sit quietly in a chair all day.Even talking is _____ . One night, I went to visit him with my sisters. We started ______about life, and I told them about one of my ____ . I said that we must very often give things up_________we grow --- our youth, our beauty, our friends --- but it always_______ that after we give something up, we gain something new in its place. Then suddenly my father _______ up. He said, “But, Peter, I gave up ________! What did I gain?” I thought and thought, but I couldn’t think of anything to say. ________ , he answered his own question: “I _______ the love of my family,” I looked at my sisters and saw tears in their eyes, along with hope and thankfulness.I was also_________by his words. After that, when I began to feel angry at someone, I _____remember his words and become _____ . If he could _____ his great pain with a feeling of love for others, then I should be _______ to give up my small anger. In this _____ , I learned the power of acceptance from my father.Sometimes I _____ what other things I could have learned from him if I had listened more carefully when I was a boy. For now, though, I am ashamed(惭愧的) for this one word.1.A. Therefore B. Meanwhile C. However D. Afterward2.A. poor B. weak C. slow D. tired3.A. already B. once C. still D. only4.A. took B. sent C. threw D. put5.A. stressful B. hopeless C. impossible D. difficult6.A. asking B. worrying C. talking D. caring7.A. experiences B. beliefs C. ambitions D. decisions8.A. as B. till C. before D. since9.A. promises B. suggests C. seems D. requires10.A. opened B. summed C. spoke D. turned11.A. anything B. something C. nothing D. everything12.A. Immediately B. Surprisingly C. Naturally D. Certainly13.A. accepted B. had C. gained D. enjoyed14.A. attracted B. warned C. astonished D. touched15.A. should B. could C. would D. might16.A. quiet B. relaxed C. calm D. happy17.A. remove B. combine C. share D. replace18.A. likely B. free C. ready D. able19.A. way B. place C. case D. time20.A. wonder B. doubt C. guess D. know