More and more parks ________in Mentougou in five years.
A:build
B:built
C:will be built
D:were built
请再写出5个与龙相关的成语。
小明自驾游时,导航仪中显示了如图大桥,它横跨于武昌蛇山和汉阳龟山之间。是我国在万里长江上修建的第一座铁路、公路两桥。该桥修建于( )