1.Theconstructionofthebridge()bytheendofnextmonth.
A.musthavebeencompletedB.hasbeencompleted
C.mustbecompletedD.mustcomplete
请问bytheendofnextmonth是指的未来还是已经发生了(过去式)?
2.You()wronglasttime.
A.canbeB.couldnotC.couldbeD.maybe