How long has he _____in Greener china A become B joined C ta

How long has he _____in Greener china A become B joined C ta He _____ Greener China since last month.a.join b.have joined How long has he ______ the English club?A.joined B.taken par How long has Mr.White been a member of Greener China since h How long have you been a m___ of Greener China? He () the Party since 1977 A.joined B.has joined C.has been how long ()you joined the league?A have B did C is it since how long have you（ A.bought the MP3 B.joined the party C.bea How long has he ---------the job A found B changed C had How long has he _ Beijing?A gone to B gone C been in D been How many eggs _____in the bag?这道题选哪个,解释一下A.has B.have C.is t it wasn't long ()he joined the job.A that B before C until D