在梯形ABCD中,AD∥BC,那么∠A∶∠B∶∠C∶∠D可以等于[ ]
A.4:5:6:3
B.6:5:4:3
C.6:4:5:3
D3:4:5:6
答案:A
Could you please recommend a garage ______ I can have my car ______.
A.nearby where; repaired
B.in which; repairing
C.around which; be repaired
D.where; to repair
若要写一篇集中反映新中国教科文发展的专稿,需要确定一组体现当时概况的“关键词”,依据相关知识,选出最准确的一组是
A.“双百”方针 “教育大革命” “三个面向” “和平赎买”政策
B.“两弹一星” “科教兴国” “双百方针” “载人航天工程”
C.“上山下乡” “东方魔稻” “三步走” “和平共处五项原则”
D.“863”计划“样板戏” “希望工程” “四项基本原则”