高一英语题They _____the plane,or perhaps they have been prevented

They must have been enjoying themselves there,or they _____ Where have they been? All people,they are old or young,rich or poor,have been tryi All people,___ they are old or young,rich or poor,have been What places have they been? They have a____ been there the manager of the company said they should have prevented s They have to _____the cat at home by itself women have long been neglected,or else they would ___ a lot believe it or not! they have been married for sixty years. 这 一道填冠词的英语题They have been fighting against_ privilege to creat 英语题they have meat or ( )with vegetables. a.beef b.fish c.mut