1. 单项选择: 1) he knocked over a bottle of ink and _________ the table cloth. a. damaged b. harmed c. ruined d. destroyed 2) you can ask for replacement or repairs, or even ______ when they have caused special losses. a. damages b. damage c. damaged d. damaging 3) he rescued a child at the ______ of his own life and then left without being noticed. a. danger b. risk c. cost d. expense 4) only a few journalists _______ the story, which was about the president. a. dared covered b. dare covered c. dare to cover d. dared to cover 5) ---do you know when the chinese custom ______ from? ---it's hard to say. but its characteristics _______ the tang dynasty. a. began; prove b. started; show c. is; appear d. dates; suggest
