how long has the dog been—（die）,中应该填dead,

How long has the dog———（die） How long has she been dead?=How long _ _ _ she The dog has been _(die)for two hours. How long has the shop been open The fish(has been dead)for two hours and a half.为什么不用has die he has ---- 后面要填（die）的适当形式 请问要填dead还是died 同求解说 还有这和has been how long has your cusion been _ the phone?填什么介词? 句型转换The dog has been dead for a week.A week __ __ since the How long has he been in the hospital?翻译 How long has the hous been on fire how long has the bookstore been in business ——2000 A when B how long has he ---?since 2004 填been to Beijing 填she