Some people won’t realize the importance of their health they have lost it. A. when B.until C.after
---Can you go to the concert with us on weekends ? ---_________, but I have to babysit my sister.
---I’m taking a walk after supper.---________________.
He was _____________in the ____________movie.
There are_________ students in my school._________ students in my school is over 5000.
What do you ______________the transportation in your city?