下图所示梁的A端弯矩为（）。 A.M B.0 C.2M D.3M 发布时间：2017-12-06 17:00 │ 来源：www.tikuol.com 题型：单项选择题 问题： 下图所示梁的A端弯矩为（）。A.MB.0C.2MD.3M
题型：单项选择题 阅读理解。 James and his wife went to Beijing Restaurant for dinner at 7:00 pm. On April 1st, 2005, while they were eating, a waitress came to tell them that the two men at the next table were film-makers and that theywould like to have a talk with James. James agreed. One man came to sit down next to him and said that they were making a film named "The magic Golves." The story was like "Harry Potter" and they were looking for an actor to play a magician. They would like to invite James to have a try. James was excited, "Many people think I look like Patrick Steward." However, as he was going to leave China in 3 days, he wanted to try out after dinner. The man agreed. At 9:00 p.m, when James asked for the bill so that he could go with the film-makers, the manager ofBeijing Restaurant said sorry to him with a smile, "it's April Fool's Day joke! Your meal is free. Thank you." James completely forgot about it but when he found that he was fooled, he didn't leave at once. The waitress asked him if he needed any help. James said, "I was fooled once. I'm afraid the meal is not free. Iam waiting for the bill to see if it is another joke." 1. James came to the restaurant ______. [ ]A. to have dinnerB. to meet the film-makes C. to celebrate April Fool's Day D. to play a magician 2. James agreed to act out because ______. [ ]A. he was full B. he thought he looked like Patrick Steward C. he wanted to make some moneyD. he liked Harry Potter 3. The phrase "was fooled" in the last paragraph probably means ______. [ ]A. was attacked B. was laughed at C. was disturbed D. was played a joke on 4. Which of the following is true?[ ]A. James stayed at the restaurant for less than two hours. B. The two men sitting next to him was really film-makers. C. James didn't know it was April Fool's Day until he was told so. D. James left the restaurant right after dinner. 5. When the manager came to tell him the truth, James ______.[ ]A. was angry that he had been fooled B. was pleased that he had been given a free meal C. was still not sure if they were playing another joke on himD. decided to wait for another free meal 查看答案
题型：单项选择题 氢气是一种清洁能源，以氢燃料电池为动力的汽车已在北京市试运行．（1）氢气燃烧的化学反应符号表达式为______．（2）反应前氢气和氧气中分别含有氢元素和氧元素，反应后水中含有氢元素和氧元素，由此说明，在化学反应前后，元素的种类______（填“变”或“不变”）（3）目前，开发利用氢能源的困难主要是（写出两点）______、______． 查看答案
题型：单项选择题 治疗瘾疹的主穴是( )A．血海、内庭、足三里、气海、天枢B．曲池、合谷、血海、膈俞、委中C．外关、风池、三阴交、大椎、膈俞D．大椎、太冲、三阴交、血海、内庭E．大椎、曲池、太冲、风池、中脘 查看答案
