it kept the americas from being discovered.from后面应该是动名词,?只有b

it kept the americas from being discovered.from后面应该是动名词,?只有b For centuries it kept the Americas from being discovered by On being asked where he come from ,he kept silent. In the last minute,they kept the ball,passing it from one to it falls from the clouds 应该是什么单词 The boss discovered him money from the till. Divers from the study group have discovered ( ) building sci 英语翻译From the recent survey,experts discovered that young peo 英语翻译The Two Americas as Seen from DetroitBill MoyersIf you w Jack____the book from the library for two weeks.A.kept B.has 一个英语句子.The problem is far from being settled.这里为什么用being而不是b Business kept me from coming(为什么from后面的是coming而不是business)