BOB has been s__ a lot of old coins in his bedroom for three

BOB has been s__ a lot of old coins in his bedroom for three Bob has been s_a lot of old coins in his bedroom for three y He is about seven years old and has a lot of (f )in his hand a lot of attention has been paid（ ）his pronunciation,but in I have a lot of old coins(金币). The old man() his son for three years A hasn't been away B.h Thanks to the old man’s hard work,a lot of _____ has been co he has a pair of shoes in his bedroom哪边错了? His grandfather has been ------for three years.A.die B dying His grandmother() for three years A.died B.dead C.has been d 这句英文是什么时态His mother has been exerting a lot of pressure on h 根据首字母填空I don't konw his p_______ address.She has been in s__