单项选择题
The company is on the verge of bankruptcy, and hundreds of jobs are at（）
A.portrait B.stake C.file D.stick
单项选择题 The board acknowledges the problems which （）from the newness of the approach.
单项选择题 Earning enough money to support his family is a high（）
单项选择题 Technology is to the development of the modern society a matter of（）importance.
