【单选题】患者男,50岁。椎体正位X线平片及骨扫描检查见图1和图2。 关于畸形性骨炎(Paget病)的诊断依据,描述正确的是()
D.
骨扫描显示椎体及附件均出现核素摄取增加,证明此病变肯定为为恶性病变
【单选题】Which of the following sentences is true according to this passage?
A.
It is by our experience that words are filled with meaning for us.
B.
Poets are masters of words but novelists are not.
C.
As meanings in words sing like music we should learn music in order to be a poet.
D.
Animals, unlike human beings, somehow invented certain sounds to express thoughts and feelings, actions and things.
【单选题】One of the most important things in education is to let students ____ positive emotions and experience in the process of their learning. [ ]
【单选题】The very real and far reaching implications inherent in the current changes being experienced by government spaceports, with terms of their effect upon the whole international space community, are als...
【简答题】在嵌套的函数中,如果希望在内部函数修改外部函数的局部变量,应该使用( )关键字
【多选题】下列描述正确的是
A.
蘑菇疣孢霉病病原只侵染子实体,无性孢子两种形态,一是薄壁分生孢子,分生孢子小,椭圆形,单细胞;二是双细胞的厚垣孢子,上细胞球形,壁厚有瘤,下细胞壁薄,无色。
B.
蘑菇轮枝霉病与蘑菇疣孢霉症状的区别在于不分泌褐色汁液,也不散发恶臭气味。
C.
蘑菇葡枝霉病又称软腐病、蛛网病,蘑菇子实体受侵染后,菌柄和菌盖明显变色,后期变成褐色,菌柄表面裂开,变得很粗糙,所以又称菇脚粗糙病。
D.
蘑菇褶霉病,又称菌盖斑点病、头孢霉病。发生褶霉病的形态异常,病菇菌褶粘合在一起成一团,不成片,颜色变成斑纹杂色。由于菌褶不能正常分开,菇体变成畸形。病菇的另一症状是菌盖上有深褐色斑点,似褐斑病,但不容易腐烂,有时菌盖会发硬。
E.
蘑菇锈斑病是真菌性病害,菌褶滴水病和蘑菇黄色单孢杆菌病是细菌性病害。
F.
香菇丝枝霉病病原菌在菌丝分隔处或沿匍匐菌丝的两侧,产生瓶状的分生孢子梗,梗顶端着生分生孢子。分生孢子卵形,单胞;分生孢子成熟后,瓶梗很快缢缩成线状。
【单选题】一般供试品溶液的吸光度读数在( )之间误差较小。
【单选题】The word 'undergo' in Paragraph 3 most probably means ______.
【单选题】变异和畸形描述正确的是
A.
人体器官的形态、构造、位置、大小等在统计学上出现概率最多的状态称正常
B.
与正常值比较接近,差异不显著,统计学上出现概率比正常少,无明显功能障碍者称变异
C.
超出一般变异的范围,统计学上出现概率极低,常出现明显的功能障碍称异常,又称畸形
【判断题】对于文学中的主体,刘再复分为精神主体和实践主体