在净度分析中，如果杂质或其他植物种子的检测结果为零，则可在检验报告中填报（）.A．- 发布时间：2019-09-23 14:53 │ 来源：www.tikuol.com 题型：单项选择题 问题： 在净度分析中，如果杂质或其他植物种子的检测结果为零，则可在检验报告中填报（）.A．-0-B．-N-C．-0.0-D．以上都不对
题型：单项选择题 在光滑水平面上，一个质量为m的物体受到一个与水平面成θ角的拉力F的作用，以加速度a做匀加速运动．若将此力大小改为2F、方向不变，物体仍能在水平面上做匀加速运动，加速度为a¢．则 （ ）A．a¢=2aB．a<a¢<2aC．a¢="a" D．a¢>2a 查看答案
题型：单项选择题 (三)甲房地产开发公司(以下简称甲公司)委托乙房地产经纪公司(以下简称乙公司)独家销售甲公司开发的某项目的70套住宅，乙公司在当地主流媒体和房地产专业媒体发布了该销售信息，以期广泛开发客户信息，尽快完成这些住宅的销售任务。乙公司关于“70套住宅”的销售业务属于（ ）。A．新建商品房经纪业务B．二手房经纪业务C．房源独家委托经纪业务D．买方独家代理业务 查看答案
题型：单项选择题 完型填空。 If you are the best of the class. In the last few exams, one or two even several students 1 higher marksthan you. 2 do you think about this? Are you jealous of them? Or are you 3 them? Please think it 4 after reading the following passage.You will probably learn 5 . Once a zoologist (动物学家) 6 antelopes (羚羊) which were living on both sides of a river in the Republic of South Africa.He discovered that the antelopes on the east side multiplied (繁殖) more quickly and ran faster than 7 on the west. The zoologist 8 after long,deep thought about the difference,as two groups of antelopes lived in the same environment and they 9 same kind of grass.One year 10 the help of the Animal Protecting Society,he caught ten antelopes on each side and exchanged them. A year later,the ten antelopes sent to the west bank multiplied by fourteen while only three of the ones sent to the east remained. Where are 11 seven? They had been 12 by wolves. At last the zoologist understood why the antelopes on the east were stronger.That was 13 on the east side there were living a group of wolves ---their natural enemy! Now everything is plain sailing in 14 life.It's your opponents(对手)that you are improving indeed,so 15 must go to your opponents.It's true! ( )1. A. have made ( )2. A. Where ( )3. A. afraid at ( )4. A. about ( )5. A. little ( )6. A. learned ( )7. A. that ( )8. A. understood( )9. A. fed on ( )10. A. under ( )11. A. another ( )12. A. caught ( )13. A. why ( )14. A. your ( )15. A. cries B. have drawn B. What B. angry with B. out B. a few B. noticed B. ones B. wondered B. offered B. for B. other B. eaten B. where B. our B. greetings C. have got C. Why C. pleased with C. over C. few C. found C. those C. solved C. provided C. at C. the other C. taken C. because C. my C. laughter D. have lost D. How D. grateful to D. of D. a lot D. worked on D. these D. known D. grew up D. with D. others D. kept D. wherever D. their D. thanks 查看答案