They didn't go home________ they finished their work.( )
because
when
until
(2014)—— She has cut the cake into pieces. Which piece do you want? —— The one. It’s the biggest.
—How much is the white coat? —It’s_____yuan.
After the Olympics, people came to this city for a visit.
There are ________people in the square.
—Mike, it is the ________ time in ______ days that you’ve made the same mistake. —Sorry, sir. I’ll be more careful next time.