I don’t have to introduce him to you __ you know the boy. A. until B unless C. since D but
This party is ______idea! It ‘s exactly what I want .
Tom and Mary ______polite.They ______listening to music.
This kind of TV set _______ Shenzhen.
—Let’s go to the community if it tomorrow. —But nobody knows if it tomorrow.
There are _______people in our school.