— How many students will join in the sports meeting next week?
—About two hundred. They are all excellent athletes.
A:take part in
B:look at
C:open up
根据如图回答下列问题(注:图中A,B表示生理过程;a表示某种物质)
A dinosaur is than a dog.
19世纪60年代的俄国农奴制改革和日本明治维新,这两次改革相同的内容是( )