【判断题】省级药品监督管理部门是药品广告的监督管理机关。
【单选题】右图是细胞膜的亚显微 结构模式图,1~3表示构成细胞膜的物质,有关说法错误的是( )
【单选题】听力原文:W: Have you heard about the plane crash yesterday? It caused a hundred and twenty deaths. I am never at ease when taking a flight. M: Though we often hear about air crashes and serious casualties...
A.
The man thinks traveling by air is quite safe.
B.
The woman never travels by plane.
C.
Both speakers feel nervous when flying.
D.
The speakers feel sad about the serious loss of life.
【简答题】What caused the extinction of dinosaurs?
【单选题】下图是细胞膜的亚显微结构模式图,1~3表示构成细胞膜的物质,有关说法错误的是