九年级数学考试试题doc 8页.doc

九年级数学考试试题(doc 8页)

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2017-2018高一数学上学期期末考试试题及答案 https://www.360docs.net/doc/5314815514.html,work Information Technology Company.2020YEAR

2 2017－2018学年度第一学期期末考试高一数学试题本试卷分第Ⅰ卷（选择题）和第Ⅱ卷（非选择题）两部分，共４页，满分120分．考试限定用时100分钟．考试结束后，将本试卷和答题纸一并交回．答卷前，考生务必将自己的姓名、座号、考籍号分别填写在试卷和答题纸规定的位置．第Ⅰ卷（选择题共48分）参考公式： 1．锥体的体积公式1,,.3 V Sh S h =其中是锥体的底面积是锥体的高 2．球的表面积公式2 4S R π=,球的体积公式343 R V π=，其中R 为球的半径. 一、选择题：本大题共12小题，每小题4分，共48分，在每小题给出的四个选项中，只有一项是符合题目要求的． 1．已知全集{0,1,2,3},{1,3}U A ==，则集合U C A = （） A ．{}0 B ．{}1,2 C ．{}0,2 D ．{}0,1,2 2．空间中，垂直于同一直线的两条直线（） A ．平行 B ．相交 C ．异面 D ．以上均有可能 3．已知幂函数()αx x f =的图象经过点? ?? ??2，22，则()4f 的值等于（） A ．16 B.116 C ．2 D.1 2 4. 函数()lg(2)f x x =+的定义域为（） A.（-2,1） B.[-2,1] C.()+∞-,2 D. (]1,2- 5．动点P 在直线x+y-4=0上，O 为原点，则|OP|的最小值为（） A B ．C D ．2 6.设m 、n 是两条不同的直线，α、β是两个不同的平面，则下列命题中正确的是（） A ．若m ∥n ，m ∥α，则n ∥α B ．若α⊥β，m ∥α，则m ⊥β

高起专-网络教育英语三(3)考试试题及答案

College English Test for Non-English Majors of Adult Education （英语三模拟题3） I. Vocabulary and Structure There are 30 incomplete sentences in this part. For each sentence there are 4 choices marked A, B, C, and D. Choose the One answer that best completes the sentence. 1. I want you to _______B_______ each sum of the money you spent. A. amount to B. account for C. aim to D. intend to 2. When you do not understand a word, you can look it ____D_____ in this dictionary. A. on B. with C. for D. up 3. My husband and I ________B______ conflicting opinions on this matter. A. make B. hold C. keep D. take 4. Why are you talking in such a strange _______B________? A. means B. manner C. matter D. measure 5. The doctors have developed a new ____C______ in heart surgery. A. technology B. technical C. technique D. technician 6. Nothing is more irritating than people who do not keep _____D_____ the point. A. on B. up C. along D. to 7. The government has announced reductions in the country’s defense ____C______. A. plan B. arrangement C. budget D. scheme 8. The news came to us at last. Her severe look _____D_____ how she really felt. A. related B. talked C. spoke D. reflected A9. While we may get used to a sleep-depriving schedule, our judgment, reaction time, and other functions are still impaired. A. affected B. damaged C. mended D. repaired C10. Caffeine and other stimulants cannot overcome the effects of severe sleep deprivation. A. strengthen B. submit C. defeat D. overpower 11. The manager is responsible ____C____ making sure that the shop is run properly the whole day. A. in B. to C. for D. on 12. “Do you have ____C____ experience of thi s type of work?” The manager asked the applicant. A. foregoing B. before C. previous D. past 13. The first ___C_____ came from Europe to America, the new land in the early 17th century. A. emigrant B. emigration C. immigrant D. immigration 14. Big men are not ____B____ strong men; we must not suppose that men are strong merely because they are big. A. ordinarily B. commonly C. necessarily D. usually 15. The audience ____D_______ the play very much and time and again clapped loudly. A. enforced B. engaged C. enhanced D. enjoyed 16. Did the people _____B______ large approve of the government policy? A. in B. at C. on D. for