纵骨和实肋板相交接时可以()。A.在纵骨上开切口,让实肋板穿过 B.在实肋板上开切口 发布时间:2017-07-03 12:24 │ 来源:www.tikuol.com 题型:单项选择题 问题: 纵骨和实肋板相交接时可以()。A.在纵骨上开切口,让实肋板穿过B.在实肋板上开切口,让纵骨穿过C.在实肋板、纵骨上开切口,烧焊穿过D.在实肋板、纵骨上分段烧焊穿过
题型:单项选择题 — Bill, can I get you anything to drink? — _____.A. You are welcome B. No problem C. I wouldn't mind a coffee D. Doesn't matter 查看答案
题型:单项选择题 Lucy and I are in the same class. She’s a student and is always the best in the class in her studies. She often goes to school by bike because her home is a little from the school. She beside me in the classroom. Lucy likes very much and often takes exercises after school. She often helps me with my studies and I her very much.小题1:A.goodB.carelessC.youngD.bad小题2:A.farB.nearC.longD.slow小题3:A.livesB.standsC.sitsD.runs小题4:A.sportsB.clothesC.foodD.basketball小题5:A.likeB.helpC.learnD.thanks 查看答案
题型:单项选择题 阅读材料,回答问题。其实杜鲁门主义从来没有规定过什么“地理界线”。杜鲁门自己就认为,“这是美国外交政策的转折点,它现在宣布,不论什么地方,不论直接或间接侵略威胁了和平,都与美国的安全有关,美国都必须进行干涉”。1947年5月22日,援助希、土法案经参众两院通过,杜鲁门签署成为法律。(1)根据所学知识,分析杜鲁门主义出现的原因。___________________________________________________________________________________________(2)如何理解杜鲁门主义是“美国外交政策的转折点”?这对当时的国际关系产生了怎样的影响?___________________________________________________________________________________________ 查看答案
题型:单项选择题 我国“蛟龙号,深潜器在某次实验时,内部显示屏上显示了从水面开始下潜到返回水面过程中速度图象,如图所示.以下判断正确的是( )A.6-8min内,深潜器的加速度最大B.4-6min内,深潜器停在深度为60m处C.3-4min内,潜水员处于超重状态D.6-l0min内,深潜器的加速度不变 查看答案