下面的叙述中()不是数码相机的优点。A.不用胶卷拍摄,无需暗环境 B.处理快捷、多样 发布时间:2017-05-27 08:19 │ 来源:www.tikuol.com 题型:单项选择题 问题: 下面的叙述中()不是数码相机的优点。A.不用胶卷拍摄,无需暗环境B.处理快捷、多样、精确C.质量高D.保存的永久性
题型:单项选择题 完形填空。 Are you carrying too much on your back at school? Lots of kids at the same age are as you are. Not only are students in China 1 from this problem,but kids in the United States are 2 fed up with(饱受……之苦) heavy school bags. Experts are starting to 3 that more and more young students are having back and neck problems as a result of school bags 4 too heavy for them. "It's hard for me to get up the 5 with my bag because it's so heavy," said Rick Hammond, 6 ll-year-old student in the US. Rick is among the students who have 7 backpacks(背包) with two straps(带子) to carry them, 8 a number of other students choose rolling backpacks. But even with rolling backpacks, 9 up stairs and buses with them is 10 a problem for kids. Many of them have hurt their knees,backs or necks because of heavy school bags. But how much is too 11 ? Experts say students should carry 12 more than 10 to 15 percent oftheir own body weight. Scott Bautch,a Wisconsin 13 docotor,said kids under4th grade should 14 within 10 percent. But it's also important that older kids don't go 15 15 percent,because their bones are still growing. Bautch explained that there are other injuries caused by backpacks. "Kids are 16 their balanceand falling down with these backpacks,"he said. Parents and teachers are starting to tell the kids to only take 17 library books they will be readingthat night.Some teachers are using worksheets (作业纸) or 18 workbooks for students to take home. One of the best answers is,as some 19 themselves suggested, to have no homework 20 !( )1. A. meeting ( )2. A. already ( )3. A. explain ( )4. A. being ( )5. A. schools ( )6. A. this ( )7. A. special ( )8. A. when ( )9. A. getting ( )10. A. only ( )11. A. more ( )12. A. no ( )13. A. children ( )14. A. carry ( )15. A. about ( )16. A. keeping ( )17. A. home ( )18. A. valuable ( )19. A. reports ( )20. A. at all B. facing B. always B. say B. be B. stairs B. that B. unusual B. then B. climbing B. still B. very B. not B. student B. stay B. under B. missing B. class B. thin B. teachers B. after all C. experiencing C. yet C. worry C. are C. houses C. a C. ordinary C. but C. going C. even C. much C. any C. bag C. take C. beyond C. losing C. school C. important C. parents C. in all D. suffering D. also D. announce D. is D. homes D. an D. regular D. and D. turning D. just D. many D. much D. back D. bring D. before D. making D. city D. interesting D. kids D. for all 查看答案
题型:单项选择题 甲购置一批棉包,分10车装运,运至后为堆置棉包,以每辆车200元的代价雇用乙堆置(一人一天可堆置四车),甲在当场指挥,并嘱咐乙堆置时叠高一点。不料由于棉包体积大重量也较重,致使棉包掉落围墙外,压伤路人丙。丙为此花费医药费若干。对责任承担,当事人发生争议。下列说法正确的是:()A.甲乙间为雇佣关系B.甲乙间为承揽关系C.丙所受损害应由甲承担全部责任D.丙所受损害应由乙承担赔偿责任,甲承担适当赔偿责任 查看答案
题型:单项选择题 下列说法正确的是A.属性的一般格式为对象名_属性名称,可以在设计阶段赋予初值,也可以在运行阶段通 过代码来更改对象的属性B.对象是有特殊属性和行为方法的实体C.属性是对象的特性,所有的对象都有相同的属性D.属性值的设置只可以属性窗口中设置 查看答案