A:我国国家机构实行民主集中制
B:党不断提高依法执政能力
C:党不断提高民主执政能力
D:国家权力机关自觉接受人民群众监督
分式方程 1x−2=3x 的解是____.
____
如图,⊙O的直径AB与弦CD的延长线交于点E,若DE=OB,∠AOC=74°,则∠E=____ .
—It's said the Nanjing Airport light rail_________ into service in two months.— That's great! It will be fast to go to the airport.