液压千斤顶的最大承载能力是()t。 A.50 B.100 C.250 D 发布时间:2018-02-18 08:45 │ 来源:www.tikuol.com 题型:单项选择题 问题: 液压千斤顶的最大承载能力是()t。A.50 B.100 C.250 D.300
题型:单项选择题 完形填空 I first saw the baby panda when she was only 10 days old. She lookedlike a white mouse. We _____1 her Xi Wang. It means "hope". When Xi Wang was born, she weighed(重)_____2 100 grams(克).Xi Wang drank her mother's milk for as much as 14 hours a day. When she was six months old, she started to eat bamboo shoots(嫩芽) and ______3 . Eight months later, she was not a small baby any more. She grew into a ______4 young panda and weighed 35 kilos. When Xi Wang was months old, she had to look after herself ______5 her mother had another baby. _____6 , it is very difficult for pandas to live in the wild(野外). Here are some of the _______7 that pandas like Xi Wang may have it the future. If hunters catch a panda, they will kill it for its fur(毛皮). If farmers _____8 trees and forests, pandas will have no place to live in. When mothers leave baby pandas alone, people will often take them away. People think that the baby pandas need _______9. If pandas are in danger, we should try our best to protect them. If we do ______10 , soon there will be no more pandas in the world! ( ) 1. A. made ( ) 2. A. quite ( ) 3. A. leaves ( ) 4. A. strange ( ) 5. A. though ( ) 6. A. Luckily ( ) 7. A. examples ( ) 8. A. cut down ( ) 9. A. money ( ) 10.A. nothing B. called B. mostly B. vegetables B. weak B. until B. Suddenly B. questions B. plant B. help B. everything C. told C. just C. trees C. famous C. because C. Sadly C. matters C. protect C. clothes C. anything D. kept D. hardly D. chips D. healthy D. whether D. Especially D. problems D. water D. family D. something 查看答案
题型:单项选择题 在进行SCE试验中,加入BrdU的作用是()。A.使细胞分裂终止于中期相 B.阻止细胞核的分裂 C.阻止细胞膜的分裂 D.取代胸苷掺入DNA,使姐妹染色单体差别染色 E.使细胞同步分裂 查看答案
题型:单项选择题 2014年3月19日,外交部发言人洪磊表示,“东伊运”组织(东突厥斯坦伊斯兰运动)在网站发布视频,公然宣称支持死伤162人的昆明“3·01”暴力恐怖袭击,充分暴露了该组织的恐怖主义本质。这充分表明()①维护祖国统一和民族团结是我们义不容辞的职责②当今时代,霸权主义和强权政治仍然存在③恐怖主义是反人类的,危害着人们的安宁生活④恐怖主义是维护和平和促进发展的主要障碍A.①②B.②③C.①③D.③④ 查看答案