A:{x|﹣2<x<3}
B:{x|x<﹣2}
C:{x|x<﹣2或x>3}
D:{x|x>3}
⑴Welcome home!
⑵The earth goes around the sun.
⑶It was Daming's birthday yesterday.
⑷This is a book about food.
⑸I'm interested in space travel.
first:____ loudly:____ learn:____
national:____ go:____
“重新疆者,所以保蒙古,所以保京师。”这段材料表达的主要思想是( )