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【单选题】
食盐的主要成分是什么()A.
氯化钙
B.
氯化钾
C.
氯化钠
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参考解析：
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皮皮学刷刷变学霸
举一反三
【多选题】下列对于职业道德中的诚实守信说法正确的是()。
A.
既是做人的准则，也是对从业者的道德要求
B.
是从业者步入职业殿堂的通行证
C.
体现着从业者的道德操守和人格力量
D.
在社会主义市场经济条件下，加强职业领域的诚信建设，非常必要
【单选题】关于NK细胞的生物学作用,下列哪项是错误的[1分]
A.
对肿瘤细胞和病毒感染细胞的杀伤可通过两种机制:直接接触和ADC
B.
杀伤作用主要是特异性的
C.
抗感染免疫效应发生于T细胞介导的特异性免疫应答建立之前
D.
在抗病毒感染早期起重要作用
E.
与CTL相类似,通过释放毒性蛋白穿孔素和颗粒酶致细胞裂解或凋亡
【多选题】诚实守信,既是做人的准则,也是对从业者的道德要求,是
A.
从业者步入职业殿堂的通行证
B.
体现着从业者的道德操守和人格力量
C.
是从业者在行业中扎根立足的基础
D.
要求从业者在职业活动中要做到诚实劳动，合法经营，信守承诺，讲求信誉
【单选题】The article suggests that it was after a lot of arguments that the constitution was agreed on.
A.
Y
B.
N
C.
NG
【简答题】Exercise 12 Translate the following into Chinese, paying attention to the underlined parts. He knew that the work was good, but he began to fear that it was be y ond his power to finish it. Before we ...
【单选题】X: Did you see that bear? It was huge!
A.
I didn't see it. It was too small.
B.
Yes, it was taller than me!
【简答题】缺词填空(10分) It was June 15, and in two days I would be turning thirty. I was afraid that my best years were now behind me. So I a 小题1: my neighbour Nicholas, a 79-year-old man, “What was the best time o...
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