Thanks to the advice by the experts, we finished our task at an amazing speed.
A. preserved
B. equipped
C. provided
D. directed
网友回答
A. preserved
B. equipped
(答案→)C. provided
D. directed
解析：考查动词词义辨析。句意：由于专家的建议，我们以不可思议的速度完成了任务。provide：提供、提出；preserve：保存；equip：配备；direct：指导、指挥。