The room ___ a stale air.It must have been vacant for a long

The room ___ a stale air.It must have been vacant for a long The room is in a terrible mess；it（ ）have been cleaned for a 5.Bruce must have been in China for a long time,_____?A.hasn 5.Bruce must have been in China for a long time,_____? That‘s e__ what I need!I have been looking for it for a long I have been thinking about for purchasing it for a long time It takes a long time to get there和I have been here for a lon How long have you been in the team?A long time.It is almost 请看一道改错题 The lady must have waited for you for a long time,mu They have been r--- money for the project Hope for a long ti I have been thinking about to purchase it for a long time.这句 l have been looking for someone for a long time