Mr. Johnson was so much afraid of losing his job that he had to _______ his pride when the boss called him names in public.
A:abuse
B:clarify
C:decline
D:swallow
从图(a)到图(b)的变化中,突出反映了第二次世界大战后欧洲历史发展的趋势是( )
图(a)北约华约的对峙 图(b)欧盟
俄罗斯大部分地区冬季寒冷而漫长的原因是