1．He got wellprepared for the job interview, for he couldn't risk the good opportunity_______.
A．to lose B．losing C．to be lost D．being lost
【答案】D
【解析】考察risk用法。Risk doing sth冒险做某事；本题是动名词doing的复合结构。the good opportunity being lost作为risk的宾语。故D正确。句意：他为这次面试做好了准备，因为他们不能冒着失去这个好机会的危险。
