使用DireCtor制作多媒体作品时,可以创建的多媒体元素包括()。
A.矢量图元素
B.文本元素
C.视音频元素
D.网页元素
E.位图元素
参考答案:A, B, C, E
根据对话情景和所给首字母,在空格内填入一个适当的单词或缩略 词,使对话意思完整。
B: David, w do you often do on Saturday?
D: I u do my homework and sometimes help Mum w housework.
B: What a Sunday?
D: I like s . So I often go swimming on Sundays.
B: D your sister Nancy go w you?
D: No, she d . She I shopping. She often g shopping with my mother.
B: You have a happy w , David.
D: That's r .
患儿,女,8个月,咳嗽1周余,3天前起咳嗽加重伴发热,体温波动于37.5~38.3℃,半天来突然烦躁、气促急诊入院。查体:T37.5℃,P185次/分,R65次/分,体重8kg,头围44cm,神倦,烦躁不安,面色苍灰,明显喘憋。方颅,前囟2.5cm×2.5cm。鼻扇,口周发绀。轻度漏斗胸,肋缘外翻,心率185次/分,律整,心音低钝,无杂音,双肺可闻多量喘鸣音及中小水泡音,呼气延长。肝右肋下3.5cm,质软,边略钝,脾未扪及。入院后床边胸片示双肺纹理增粗,可见小斑片状阴影多处,轻度肺气肿。
以下诊断可能性最小的是()
A.支气管肺炎
B.喘息性支气管炎
C.支气管哮喘
D.维生素D缺乏性佝偻病
E.心力衰竭