【单选题】多少产热营养素在体内氧化产生的能量,叫产热系数。( )
【单选题】It could be inferred from the passage that in the author's country the European model of professional training is______.
A.
dependent upon the starting age of candidates
B.
worth trying in various social sections
C.
of little practical value
D.
attractive to ever kind of professional
【单选题】If you sleep on curled up ( 蜷缩 ), you are probably a very nervous person. You have a low opinion of yourself and often protect yourself from being hurt, so you are very defensive. You’re shy and you d...
【简答题】下列有关液体制剂的叙述,正确的是()A.吸收快,作用迅速B.分剂量容易C.流动性大,便于腔道给药D.易控制浓度以减小刺激性A. 1 B. 1 C. 1 D. 1
【判断题】In China, being modest is very important and considered to be polite, especially when you are praised.
【判断题】Being frustrated with something, it means you are very happy with it.
【单选题】下列有关溶液的叙述正确的是( )
B.
一定温度时,将30%的KNO 3 溶液倒出一半,剩余溶液的溶质质量分数也减少一半
C.
用NaCl固体配制一定质量分数的氯化钠溶液,只需使用的仪器是:天平、药匙、烧杯
D.
由图可知:Ca(OH) 2 的溶解度随温度升高而减小