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【单选题】
如果要在Flash中制作逐帧动画,必须要___。A.
将动画的内容转换为元件
B.
使用导入的素材
C.
创建补间动画
D.
使时间轴上的每一帧都成为关键帧
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皮皮学刷刷变学霸
举一反三
【单选题】Mineral deficiencies can often be detected by specific symptoms such as chlorosis(loss of chlorophyll resulting in yellow or white leaf tissue), necrosis(isolated dead patches), anthocyanin formation(...
A.
fight off
B.
show
C.
cause
D.
spread
【简答题】vi. think that sb. or their behavior, ideas, etc. are bad or wrong 不赞同;反对
【简答题】There’s a big difference between the amount required to pr deficiencies that would lead to serious degeneration, and the amount of each vitamin and mineral you need for optimum health
【简答题】mineral nutrition
【简答题】vt. officially accept a plan, proposal, etc. 批准;认可vi. think that sb. or sth. is good, right, or suitable 赞许;赞成;同意
【单选题】Which is not the cause of mineral form?
A.
chemical composition
B.
crystal structure
C.
crystallization environment
D.
colour of mineral
【单选题】Severe vitamin and mineral deficiencies can lead to mental ___________.
A.
chaos
B.
disorders
C.
confusion
D.
mix
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