【单选题】The writer's main purpose of writing Paragraph 4 is ______.
A.
to illustrate how children may behave to unscientific ideas
B.
to explain why children so easily pick up unscientific ideas
C.
to tell the readers his own experience when he was young
D.
to support the idea that science should be included in primary education
【单选题】进入盛唐时期,简约构图的阿弥陀佛尊像画几乎绝迹,作为宗像画形式的阿弥陀佛说法图在构图上增加了许多新的因素,已经有说法图演进为()。
【判断题】探针的特异性决定着Southern的准确性
【单选题】凝血因子检查要求血液与枸橼酸盐的比例是:( )
【单选题】凝血因子检查要求血液与枸橼酸盐的比例是( )
【判断题】放置电冰箱时要与墙体保持10厘米以上的距离。
【单选题】规范规定:冬期施工浇筑的混凝土,在受冻前,硅酸盐水泥或普通硅酸盐水泥配制的混凝土的抗压强度不得低于设计标号的( )。
【判断题】一个判断必需的任职资格的方法是考察团队中最优秀的销售人员,他们的行为与特征。
【单选题】It is no use asking the children to keep quiet. They can't help ______ noise.
【判断题】74LS112为下降沿触发器的双JK触发器。