含铁血黄素沉着 A.细胞内物质沉积 B.细胞间物质沉积 C.二者均有 D.二者均无 发布时间:2017-07-01 13:14 │ 来源:www.tikuol.com 题型:单项选择题 问题: 含铁血黄素沉着A.细胞内物质沉积B.细胞间物质沉积C.二者均有D.二者均无
题型:单项选择题 阅读理解。 Ann's grandpa was very rich and he had some shops. The old man began to learn drawing when he was sixty, and he loved it very much. For twelve years he drew a lot and there were many pictures in hisworkroom. He was pleased with them and kept them well. One day, the old man was ill. He had to stay inhospital. Before he died (死), he said to Ann, "I want to give my pictures to a school as gifts. Then the students can remember me forever. But I don't know which school I'm going to give them to. Can you help me?" "Well," said the little girl, "you'd better give them to a blind (瞎的) school." 1. Ann's grandpa was ______. [ ]A. a driver B. a teacher C. a blind man D. a rich man 2. The old man tried his best to be ______. [ ]A. an artist B. a farmer C. a doctor D. a teacher 3. The old man loved ______ very much when he was very old. [ ]A. writing B. his shops C. money D. drawing 4. When the old man was in hospital, he was ______ years old. [ ]A. 60 B. 70C. 72 D. 785. Ann thought her grandpa's pictures were ______. [ ]A. nice B. beautiful C. good D. bad 查看答案
题型:单项选择题 绳与竖直成某一固定角度,如图所示,若在汽车底板上还有一个跟其相对静止的物体m1,则关于汽车的运动情况和物体m1的受力情况正确的是( )A.汽车一定向右做加速运动B.汽车一定向左做加速运动C.m1除受到重力、底板的支持力作用外,还一定受到向右的摩擦力作用D.m1除受到重力、底板的支持力作用外,还可能受到向左的摩擦力作用 查看答案
题型:单项选择题 瞬间停电后预聚输送系统现场首先需要做的是()。A、将终缩聚釜物料入口管线上的压力控制阀开关打到手动并关闭B、将二次热媒加热系统的一次热媒自动阀打到手动并关闭C、打开预聚物输送管线上和预聚物过滤器前、后取样阀D、手动盘动预聚物输送泵,将物料从取样阀处排出 查看答案