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【单选题】
在进行戴无菌手套的练习中,错误方法是A.
戴手套前先戴口罩、帽子和洗手
B.
核对外包装的手套号码和灭菌日期
C.
戴上手套的右手持另一手套的内面戴上左手
D.
戴上手套的双手置腰部水平以上
E.
手套把手术衣的袖口包在手套内
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反馈参考答案：
举一反三
【单选题】刘某,男,43岁,患冠心病,近期心绞痛频发,医生给予硝酸甘油,并特别嘱其要舌下含服,而不采用口服,这是因为
A.
可使毒性反应降低
B.
防止耐药性产生
C.
可使副作用减小
D.
避开首关消除
E.
防止产生耐受性
【简答题】下面程序的功能是将n行n列的矩阵转置。请填空。 #include #define N 4 main( ) { int i,j,t; int a[N] [N]; for(i=0;i＜N;i++) for(j=0;j＜N;j++) scanf("%d",&a[i] [j]); for(i=0;i＜N;i++) for(j=0; ______;j++) { t=a[i] [j] ; ______...
【单选题】Canale & Swain (1980) identified pragmatic competence as ( ) competence.
A.
gramatical
B.
sociolinguistic
C.
linguisitc
D.
interactional
【简答题】______ are composites with tungsten, silica coated with graphite, or carbon filaments as a substrate upon which boron is deposited by a vapor-deposition process (CVD).
【判断题】According to Canale and Swain (1980), communicative competence entails three dimensions.()
A.
正确
B.
错误
【单选题】刘某,男,43岁,患冠心病,近期心绞痛频发,医生给予硝酸甘油,并特别嘱其要 下含服,而不采用口服,这是因为
A.
可使毒性反应降低
B.
防止耐药性产生
C.
可使副作用减小
D.
D 避开首关消除
E.
防止产生耐受性
【单选题】Which statement is TRUE of the binding energy derived from enzyme-substrate interactions?
A.
It cannot provide enough energy to explain the large rate accelerations brought about by enzymes.
B.
It is sometimes used to hold two substrates in the optimal orientation for reaction.
C.
It is the result of covalent bonds formed between enzyme and substrate.
D.
Most of it is derived from covalent bonds between enzyme and substrate.
E.
Most of it is used up simply binding the substrate to the enzyme.
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