otball team _____ every match so farthis year, but we still have three more games to play.

下列各项中，没有错别字的一组是(　　)

we have done a lot to build a low-carbon economy, but it is________ idealWe have to work still harder

______ Mr Li is now waiting for you on ______ firstfloor

st have set off for the villagethe other day, _____ she