It's said that 5G network (bring) into use at the end of this year in Wu Xi.
Don't today's work for tomorrow.Today's work must be done today.( )
A.put upB.put outC.put offD.give up
I tried calling you your phone was out of service.( )
A.andB.butC.soD.or
﹣﹣﹣Look! They are .
﹣﹣﹣Yes. We are proud of them.( )
A.man scientistB.women scientists
C.woman scientistsD.man scientists
Either the students or the teacher him very well.( )
A.knowsB.to knowC.knowD.knew
exciting news it is! Beijing will hold 2022 Winter Olympic Games.( )
A.What anB.WhatC.HowD.How an