—
A:Yes.Thank you.
B:Yes,it is.
C:Hurry up.
看下图填空:
∠AOB=∠AOD-____=____-∠BOC;
∠COD=∠BOD-____=∠AOD-____.
What does the woman think of the movie?
春秋时期的争霸战争的积极影响有( )
①在一定程度上削弱了奴隶主贵族集团的势力
②促进了华夏族和其他民族的交融
③加快了统一的步伐
④便利了新兴地主势力的发展