Question

he got well prepared for the job interview

1.He got well prepared for the job interview,for he couldn't risk____the good opportunity.
A.to lose B.losing
C.to be lost D.being lost
2.The manager,____his factory's products were poor in quality,decide to give his workers further training.
A.knowing B.known
C.to know D.being known
A.

Answer 1

1题 ,risk 后加V-ing 是一个固定短语意思是冒险做某事,用在句中是动名词作宾语. 2题,主语为 the manager,与后面的发出的动作是主动关系,D表被动排除,C中加to表目的排除,B中known 可表被动也可表过去,被动之意排除,而如果要作谓语动词表过去则要紧跟主语the manager但它之后有逗号隔开,所以B也排除,故只剩A, A是现在分词表主动,且可在第二个单句中表动名词作主语