[人教版高中化学必修一]化学方程式与离子方程式都有，自己看哈！！高中化学必修一化学方程式集锦 1、硫酸根离子的检验： BaCl2 + Na2SO4 = BaSO4↓ + 2NaCl SO42- + Ba2+ == BaSO4↓ 2、碳酸根离子的检验：C...+阅读

人教高一英语单元同步检测题 UNIT 1一、单项选择 （共20小题；每小题1分，满分20分） 从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。 1.My friend, Johnson, is _____ honest man. A.a B.an C.the D.不填 2.He is really a friend of mine. He would _____ his last penny with me. A.cost B.lend C.support D.share 3.Noise is unpleasant, _____ when you are trying to sleep. A.probably B.exactly C.especially D.only 4.John doesn't like singing, _____ like computers. A.so doesn't he B.nor does he C.nor he does D.so he doesn't 5.Mary didn't know what the Smiths were arguing _____. A.to the woman about B.with the woman C.to the woman D.with the woman about 6.Though I'm not _____ sports, I'm _____ of music-almost all kinds of it. A.like, into B.into, fond C.in, interested D.to, like 7.The students _____ busily _____ Miss Brown went to get a book she had left in the office. A.had written, then B.were writing, when C.had written, when D.wrote, then 8.Bill said to me, ＂I was born in 1985.＂ Which sentence is the indirect speech of it? A.Bill told me he had been born in 1985. B.Bill told me he was born in 1985. C.Bill said he is born in 1985. D.Bill told me that he has been born in 1985. 9.He luckily _____ the plane crash two years ago. A.survived B.survived in C.was survived D.survived after 10.A volleyball became _____ unusual friend to Chuck when he was cast on a _____ island. A.a, desert B.the, deserted C.an, deserted D.a, deserting 11.Our teacher told us that there _____ no end to learning. A.was B.is C.has D.have 12.--It was careless of you to have left your clothes all over. --My God, _____. A.so did I B.so I did C.so were you D.so did you 13.Although he lived _____ in a _____ mountain village, he didn't feel _____ at all. A.alone, alone, lonely B.alone, lonely, lonely C.lonely, lonely, alone D.lonely, alone, alone 14.After graduation from college, he began to go from city to city, _____ a suitable job. A.hunting for B.

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