【多选题】男士着装中“三一定律”指的是那三样东西的一致性?
【单选题】下列有关消化和吸收的叙述,正确的是
A.
胆汁中的消化酶可以使脂肪变成微小颗粒,以促进脂肪的消化
B.
胃、小肠、大肠是消化系统中既有消化又有吸收作用的器官
D.
小肠内有大量的肠腺,能分泌多种消化液,这是小肠适于消化吸收的主要特点
【单选题】I had just stepped out of the bathroom and was busily drying myself with a towel ______ I heard the steps.
【单选题】通常,厨房除去辅助间之外,其面积应是餐厅面积的40%~50%,占餐饮总面积的( )左右。
【单选题】下列关于人体消化系统的叙述,正确的是( )。
【单选题】如图是人体消化系统组成示意图,下列有关叙述正确的是( )
【单选题】I had just stepped out of the bathroom and was busy drying myself with a towel ________ I heard the steps. [ ]
【判断题】供、馈电线路接好线后,移动小车,观察拖缆拖动情况,吊环不阻滞、电缆受力合理即可准备试车。
【简答题】I had just stepped out of the bathroom and was busily drying myself with a towel ____ I heard the steps. A. while B. when C. since D. after
【单选题】2017• 宜兴 下列有关人体消化和吸收的叙述正确的是 ( )