They will be very _____ to see you here.
It makes great sense to check and ____________ the brakes(刹车)regularly.
Right now you may not know how relevant English learning is _________ your future.
They ___________ with the aim of becoming number one in the league.
I called you up last night but I couldn’t _____________.
-- ______________, I can make it home by 8:30 when the football game will be on TV. -- Well, it depends on how efficiently you work.