【单选题】关于肺段的描述,错误的是
A.
每一肺段支气管及其分支和它所属的肺组织称为肺段
D.
在肺段内,肺动脉的分支和肺段支气管的分支伴行,肺段间静脉行于相邻两肺段之间
【单选题】我国经济已由高速增长阶段转向高质量发展阶段,必须坚持()第一、效益优先,以供给侧结构性改革为主线,推动经济发展质量变革、效率变革、动力变革。
【单选题】Is a dinky planet likely to be (a) fairly small, or (b) extremely big when compared with real stars?
B.
extremely big when compared with real stars
【单选题】在竣工验收阶段,可以分为两次验收,一次为竣工后随主体工程的验收,主要验收设施质量然后在竣工后第二个雨季通过监测进行验收,并与计算模型相复核,以确定项目是否满足管控目标要求。( )
【单选题】A distinguishing feature of an educator, when compared to other pumps, is the _____.
A.
discharge end being smaller than the suction end
B.
small size of impeller
D.
ease at which the wearing rings may be changed
【单选题】-Excuse me, sir. This is my first time to come to Wal-Mart. Can you tell me where I can get the things I need? -Sure. Let me have a look at your shopping list. Oh, do you have a shopping list? -Yes. H...
A.
the restaurant serves good food at affordable prices
B.
he eats a lot of junk food and doesn’t get enough exercise
C.
the teacher’s advice certainly gave me food for thought
D.
you can get them from the Bakery and Bread section
【单选题】违反安全用电常识的做法有 :
A.
不要乱拉电线,乱接用电设备,更不要利用“一线一地”方式接灯照明
B.
不要在电力线路附近放风筝,打鸟,不在电杆或拉线上拴牲畜
C.
如发现因电气障碍或漏电起火时,立即用水或酸、碱泡沫灭火器灭火
【单选题】Some children learn to speak,read and write when they are very young compared _____ children.