the highway leading to the city is now( ) of fallen rock

来源:百度知道 编辑:UC知道 时间:2024/06/06 04:26:57
填什么?vacant ? free?

free
Unobstructed; clear:
不受阻碍的;畅通的:
a free lane.
畅通的小路

公路通向该城现在是(悬空的落石) --the highway leading to the city is now(vacant ) of fallen rock
公路通向该城现在是(免费落石) --the highway leading to the city is now(vacant ) of fallen rock
填vacant