工字形截面如图5-4-7所示，截面对z轴的惯性矩I2为（）。 A．(11/144)b 发布时间：2018-01-08 14:42 │ 来源：www.tikuol.com 题型：单项选择题 问题： 工字形截面如图5-4-7所示，截面对z轴的惯性矩I2为（）。A．(11/144)bh3B．(11/121)bh3C．bh3/32D．(29/144)bh3
题型：单项选择题 完形填空。 Mr. Johnson worked in a restaurant, but he wasn't a good 1 and at last he was sent away. Once he went to see the doctor because something was wrong with his ear. He 2 the doctor twenty dollars after the 3 treatment. It made him think it easy to get money as a doctor. So later he 4 a hospital in a small town. At first, people there knew 5 about him and they came to see him. But soon they foundhe couldn't treat them at all and his medicine didn't 6 . One evening he heard the door 7 at and found a traveler 8 in front of his hospital. He thought he had a bad cold and 9 him take some medicine. After that the man left. On the second day a young man came in and said, "Thank you very much, doctor!" It 10 Mr. Johnsonas he hadn't seen him before. The young man continued, "My uncle died from your wrong treatment yesterdayand he left much money to me!"( )1.A.teacher ( )2.A.paid ( )3.A.five minute( )4.A.closed ( )5.A.everything ( )6.A.work ( )7.A.knock ( )8.A.sleeping ( )9.A.made ( )10.A.troubled B.cook B.spent B.five minutes B.found B.something B.use B.knocking B.sleep B.asked B.worried C.farmer C.cost C.five-minute C.opened C.anything C.do C.been knocked C.lying C.wished C.interested D.boss D.returned D.five minute’s D.broke D.nothing D.eat D.being knocked D.lie D.wanted D.surprised 查看答案
