【单选题】蛋白质供给人体的能量应占人体每日所需总能量的()
【单选题】能够反映小企业一定期间经营成果,据以分析小企业获利能力的报表是( )
【判断题】CBTC模式下设置扣车,出站信号机将点亮红灯。
【单选题】What will the man do at the next step?
A.
Go to the hospital directly.
B.
Leave for the post office.
C.
Go to the bank and get some money first.
D.
GO to buy a map at the service station.
【单选题】Why did Jane stay at home during her summer holiday?
A.
Because her mother was ill
C.
Because her father was ill.
【判断题】悬浮物在水中的状态,受颗粒本身质量的影响较大。在动水中,由于水的紊流作用,常呈悬浮状态。水静置时,密度较大的颗粒在重力作用下容易自然下沉;密度较小的颗粒,可上浮水面。()
【单选题】某成年男性,30岁,体重65kg。其能量RNl为2400kcal,蛋白质提供的能量占总能量的12%,该成人每目应摄人蛋白质的量为
【简答题】根据《义务教育法》的规定,我国儿童入学接受义务教育的年龄为( ),法律另有规定的除外。 A.5周岁 B.6周岁 C.8周岁 D.9周岁