在直角△ABC中,∠ACB=90°,∠B=30°,CD⊥AB于D,CE是△ABC的角平分线.
和平共处五项原则是新中国杰出的外交家周恩来最先提出来的,这些原则现已为世界许多国家所接受,并成为现代国际法的重要内容。周恩来首次提出和平共处五项则是在 ( )
My friends thought they had made things very smooth for me, but I felt there was still much to ________ with.