Until the start of the Industrial Revolution, mankind was poor, hungry, and constantly at the _______ of disease and natural disasters.
. Mary quickly closed the door of her room _______ her father could reach it to keep him out.
. "The house _________ go to the daughter, not the son, according to the will of the father, "declared the judge.
. --Why didn’t you join us last night? --I _________ the close game of CBA final between Xinjian and Guangdong.
. With everything arranged properly, the project is surely to _________ smoothly as planned, step by step.
. Through the open window we saw on the floor the happy father lying ________ his stomach, his daughter riding excitedly on his back.