数控机床零件的加工精度差时应从哪几方面分析和解决 发布时间:2019-03-24 11:47 │ 来源:www.tikuol.com 题型:填空题 问题: 数控机床零件的加工精度差时应从哪几方面分析和解决
题型:填空题 阅读理解。 To the students of Class 3 ◆Examinations start on June 22nd and end on June 23. ◆For the PE test, go to the gym. For the music test, go to the Piano Room. All else are written tests. They will be held in classroom3. English June 22 8:30 A.M.-10:00 A.M. Math June 22 10:30 A.M.-12:00 A.M. History June 22 2:30P.M.-3:30 P.M. PE June 23 8:00A.M.-10:00A.M. Music June 23 1:00P.M.-3:00P.M. ◆If you have questions, go to the Teachers' Office before the test. Hand-foot-mouth disease (HFMD), characterized by fever, sores in the mouth and rashes (疹) on hands and feet, is not a new infection (传染) and is common among (在……之间) infants (幼儿) and children. It is caused by up to 20 types of virus (病毒) but has similar symptoms (症状). But it usually does not lead to death. Many kindergartens (幼儿园) have to be shut because of it. When you have completed a writing task, allow 5-10 minutes to read it and check for mistakes. In particular, look for: ◆incorrect agreement (不正确的搭配) of subject and verb: My friend likes… NOT My friend like… ◆ incorrect use of tenses (时态) ◆ wrong expressions The 2008 Olympic torch which was named "lucky cloud" was lighted on Monday in Ancient Olympia, marking the start of the domestic (国内的) and international torch relay (火炬传递) that will end on August8 with the Games' opening ceremony (仪式). The Beijing Games relay is the longest ever planned, lasting 130 days and covering 137,000 kilometers worldwide, traveling to 20 countries. 1. When were the written tests held? A. Only on the morning of June 22. B. Only on the morning of June 23. C. On the morning and afternoon of June 22. D. On the morning and afternoon of June 23. 2. Tom still has some questions about the exams, he can _____. A. ask his teacher at any time B. find his teacher on the playground C. ask his teacher on June 22 or June 23 D. go to the teachers' office on June 21 and ask about them 3. Which of the following is true according to the second news? A. If a middle school student Tom has a fever, he must get HFMD. B. HFMD is only caused by a new type of virus. C. Everyone will die if he gets HFMD. D. All the children should keep their hands and feet clean to stop HFMD. 4. The third news mainly tells us _____. A. the incorrect agreement of subject and verb B. the incorrect use of tense C. the wrong expressions D. we should check our writing tasks after we have finished them 5. Which of the following is NOT mentioned in the last news? A. Who will be the first Chinese torchbearer (火炬手) B. When the torch relay will end C. How many countries the torch will travel to D. The name of the torch 查看答案
题型:填空题 截止2000年底,公司短期借款及一年内到期的长期负债有32906万元,占到负债总额的 69.48%,其中无力偿还的逾期借款为27356万元,已抵押、质押及冻结的资产金额占负债总额的44%。2000年公司虽有11044.18万元的主营业务收入,但较1999年下降了36.8%。2000年的主营业务收入比1999年下降了多少()A.6434万元B.6572万元C.9642.18万元D.5278.18万元 查看答案