【单选题】
23. Anna was reading a piece of science fiction, completely ____ to the outside world.
【单选题】
Anna was reading a piece of science fiction, completely _____ to the outside world.
【单选题】
Doctors ___ in every part of the world.
【单选题】
The pavilions of each country at the World Expo can reveal the ( ) cultures of the world.
【判断题】
Hongkong is a famous shopping paradise in the world.
【单选题】
8.Doctors ___ in every part of the world.
【单选题】
China has a large population than [填空] in the world.
【单选题】
23.蹄的解剖结构
②
B.蹄匣无血管、神经,可分为蹄壁角质、蹄底角质、蹄球角质
③
C.蹄真皮富含血管、神经,可分为蹄壁真皮、蹄底真皮、蹄球真皮
【单选题】
It is _____________ that today people in some remote areas know about the rest of the world.